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ABSTRACTKenya has characteristics of board structures and ownership concentration similar to those found in most countries. Firms in transition economies are characterized by high degree of ownership concentration. Empirical studies suggest that ownership concentration is related to firms’ corporate governance, financing and investment policies. Ownership for most firms is distributed among institutional investors and retail investors; with ownership concentrated mainly to institutional investors. The ownership can also be categorized into state ownership and public ownership. The type of ownership structure of a firm ultimately affects the board structure categorized in this study as type 1 board, whose members directly own equity shares in the firm; type 3 board, where the board members do not hold any equity shares in the firm whose board they sit on; and type 2 which is a blend between the two extremes, whose some members own equity shares and some do not hold any equity shares.This study reviews empirical literature related to the relationship between board structure and financial performance. The effectiveness of boards of directors, including board type, board composition, board size, and aspects of board leadership including duality and board busyness are addressed using a number of theories of corporate governance: agency theory, resource dependency theory, entrenchment and convergence of interests theory.The study was motivated by the fact that one could imagine a simple causal structure such that board structure directly influences financial performance and thus the firm value. Type 1 boards would be motivated in ensuring that the entity’s financial performance is enhanced while type 3 board members may not be motivated to ensure better financial performance. Type 2 boards that is a combination of the two extremes may be considered the control variable. The study focused on whether empirical literature exists to support these thoughts.This study explored literature related to the issues above to determine any theories and empirical studies carried out in the past. It has established gaps in knowledge, research and methodological problems related to board structures and financial performance.
Citation preview
The Relationship Between Board Structure and Financial Performance
BY
NEBERT OMBAJO MANDALA
D80/61102/2011
An Independent Study Paper Submitted in Partial Fulfillment of the Requirements for the Degree of Doctor of Philosophy in Business Administration
(Finance)
School of Business University Of Nairobi
January, 2013
[email protected]/+254722421422
iii
DECLARATION
THIS INDEPENDENT STUDY PAPER IS MY ORIGINAL WORK, AND HAS NOT BEEN PRESENTED FOR THE AWARD OF A DEGREE IN ANY OTHER UNIVERSITY. SIGNED DATE ………………………. ………………… NEBERT OMBAJO MANDALA THIS INDEPENDENT STUDY PAPER HAS BEEN SUBMITTED FOR EXAMINATION WITH MY APPROVAL AS THE UNIVERSITY SUPERVISOR. SIGNED DATE ……………………….. ..………………. PROFESSOR ERASMUS KAIJAGE SCHOOL OF BUSINESS, UNIVERSITY OF NAIROBI.
iv
DEDICATION
To my precious wife Doreen and daughter Leila, for giving me a new purpose for living and a
renewed zeal to excel.
To my late Dad and Mum Mr. David Mandala and Mrs. Beliah Mandala, for laying the
foundation for my academic advancement and outstanding achievements.
v
ACKNOWLEDGEMENTS First and foremost, I would like to express my deepest gratitude and appreciation to my
supervisor, Professor Kaijage without whom I would not have achieved this. His guidance,
encouragement and support were of great value. He gave me a push to go on at a time when I
almost despaired.
Special thanks also go to all my friends, particularly those in my PhD class. Their
contribution throughout my study period is highly appreciated.
Most importantly, I thank God the Almighty for giving me life, health and the ability to
undertake this journey.
vi
ABSTRACT
Kenya has characteristics of board structures and ownership concentration similar to those
found in most countries. Firms in transition economies are characterized by high degree of
ownership concentration. Empirical studies suggest that ownership concentration is related to
firms’ corporate governance, financing and investment policies. Ownership for most firms is
distributed among institutional investors and retail investors; with ownership concentrated
mainly to institutional investors. The ownership can also be categorized into state ownership
and public ownership. The type of ownership structure of a firm ultimately affects the board
structure categorized in this study as type 1 board, whose members directly own equity shares
in the firm; type 3 board, where the board members do not hold any equity shares in the firm
whose board they sit on; and type 2 which is a blend between the two extremes, whose some
members own equity shares and some do not hold any equity shares.
This study reviews empirical literature related to the relationship between board structure and
financial performance. The effectiveness of boards of directors, including board type, board
composition, board size, and aspects of board leadership including duality and board
busyness are addressed using a number of theories of corporate governance: agency theory,
resource dependency theory, entrenchment and convergence of interests theory.
The study was motivated by the fact that one could imagine a simple causal structure such
that board structure directly influences financial performance and thus the firm value. Type 1
boards would be motivated in ensuring that the entity’s financial performance is enhanced
while type 3 board members may not be motivated to ensure better financial performance.
Type 2 boards that is a combination of the two extremes may be considered the control
variable. The study focused on whether empirical literature exists to support these thoughts.
This study explored literature related to the issues above to determine any theories and
empirical studies carried out in the past. It has established gaps in knowledge, research and
methodological problems related to board structures and financial performance.
vii
TABLE OF CONTENTS
DECLARATION ................................................................................................................. iii DEDICATION ..................................................................................................................... iv ACKNOWLEDGEMENTS................................................................................................... v ABSTRACT ........................................................................................................................ vi 1.0 INTRODUCTION ...................................................................................................... 1
1.1 Statement of the Problem ..................................................................................... 3 1.2 Objectives of the Study ........................................................................................ 5 1.3 Corporate Governance ......................................................................................... 5 1.4 Ownership Structure ............................................................................................ 6 1.5 Financial Performance Measures ......................................................................... 7 1.6 Outline of the study ............................................................................................. 8
2.0 THEORETICAL REVIEW ...................................................................................... 10 2.1 Agency Theory .................................................................................................. 10 2.2 Competing Theories .......................................................................................... 14 2.2.1 Convergence-of-interests Theory ....................................................................... 14 2.2.2 Entrenchment Theory........................................................................................ 15
3.0 EMPIRICAL REVIEW ............................................................................................ 17 3.1 Introduction ....................................................................................................... 17 3.2 Corporate Governance and Financial Performance............................................. 17 3.3 Board Structure and Financial Performance ....................................................... 18 3.4 Board Composition and Firm Performance ........................................................ 24 3.5 Ownership Structure, Corporate governance and Financial Performance............ 26 3.6 Corporate Governance and Bankruptcy.............................................................. 31 3.7 Corporate Governance Variables and Performance ............................................ 32 3.8 Board Size and Firm Performance ..................................................................... 34 3.9 Board Composition and CEO performance ........................................................ 35 3.10 Research Gaps ................................................................................................... 36 3.11 Conceptual Framework ...................................................................................... 39
4.0 CONCLUSIONS AND RECOMMENDATIONS..................................................... 41 REFERENCES ................................................................................................................... 42
1
1.0 INTRODUCTION
Kenya has characteristics of board structures and ownership concentration similar to those
found in most countries. Ownership for most firms is distributed among institutional
investors and retail investors; with ownership concentrated mainly to institutional investors.
The ownership can also be categorized into state ownership and public ownership. The type
of ownership structure of a firm ultimately affects the board structure categorized in this
study as type 1 board, whose members directly own equity shares in the firm; type 2 board,
where the board members do not hold any equity shares in the firm whose board they sit on;
and type 3 which is a blend between the two extremes, whose some members own equity
shares and some do not hold any equity shares.
Agency problems have in the recent past become an integral part of the modern-day
corporation, owing to the widening separation of ownership and control responsibilities,
growing business diversification and segmentation across industries, business lines, and
investor emphasis on near-term performance and return outcomes. Financial scandals further
lead to the question of whether firms are being run in the best interests of stakeholders. The
board of directors and the executive management have the control responsibilities for the firm
while the owners may not be able to offer adequate supervision or accountability, particularly
in companies with widely dispersed ownership. Agency conflicts (conflicts that arise from
the separation of ownership and control) may not be fully resolved effectively through
corporate governance systems hence managers may not act to maximise the returns to
shareholders unless appropriate governance structures are implemented in the large
corporations to safeguard the interests of shareholders (Jensen and Meckling 1976).
Agents or managers may not always act in the best interest of shareholders when the control
of a company is separate from its ownership. Herbert (1959) (quoted in Baysinger and
Hoskisson, 1990) proclaimed that managers might be “satisfiers” rather than “maximisers,”
that is, they tend to play it safe and seek an acceptable level of growth because they are more
concerned with perpetuating their own existence than with maximising the value of the firm
to its shareholders. But shareholders delegate decision-making authority to the agent (Board
of Directors) with the expectation that the agent will act in their best interest.
2
One of the most important functions of the corporate governance system in this context is to
ensure the quality of the financial reporting process. Board members, acting as agents of
owners, are being held increasingly responsible for controlling the actions of management
and for evaluating and implementing effective systems of controls. Recent legislation in
Kenya and the guidelines on corporate governance issued by Capital Markets Authority for
listed firms require boards to have audit committees and a majority of outside directors and
consequently have independent directors. In some instances the ideal numbers of these
independent directors is mentioned in the various enabling legislations for the Industries. The
intent is to limit the ability of management to engage in earnings management and
opportunistic behaviour by increasing the ability of both the board and audit committee to
monitor management (Farinha, 2003).
Encouraging equity ownership among directors is often used to align the interest of directors
with those of the owners. Convergence-of-interests theory and the Entrenchment theory try to
explain how members of the board of directors, acting as agents for the stockholders, react to
owning stock in the firms they serve. A question that keeps on lingering in corporate
governance cycles is why in some cases independent directors are not effective monitors
(Pergola and Gilbert, 2009). The explanation may be found by examining the power and
incentive of board members to perform their fiduciary duties. In this study, the researcher
examines literature on firms with diverse ownership structures, and thus different board
structures whose directors act as agents of stockholders with emphasis on how the board
structure may impact on the monitoring effectiveness.
A great deal of attention has been given to understanding how board structure as a variable of
corporate governance affects financial performance. Corporate governance can influence a
firm’s financial performance whenever there is an agency conflict among the various
relationships in the firm. In the management-shareholder conflict, the agency problem
manifests itself in management’s self interest. In the controlling-minority shareholder
conflict, controlling shareholders use their power to benefit themselves at the expense of the
minority shareholders, in what is called expropriation or private benefits of control. The root
of both conflicts is the fact that the managers in the first case, and the controlling
shareholders in the second case, receive only a portion of the firm’s earnings, while they fully
appropriate the resources diverted. Thus, it is conceivable that, in light of this incentive
3
structure, insiders will maximize their pecuniary and non-pecuniary utility even when the
firm as a whole will not.
Corporate-governance mechanisms assure investors in corporations that they will receive
adequate returns on their investments (Shleifer and Vishny, 1997). If these mechanisms did
not exist or did not function properly, outside investors would not lend to firms or buy their
equity securities. Businesses would be forced to rely entirely on their internally generated
cash flows and accumulated financial resources to finance ongoing operations as well as
profitable investment opportunities. Overall economic performance is likely to suffer because
many good investment opportunities would be missed and temporary financial problems at
individual firms would spread quickly to other firms, employees, and consumers.
Effective corporate governance also assists in the attainment of high level financial
performance and market valuation (Klapper & Love, 2004; Rajagopalan & Zhang, 2008). La
Porta, Lopez-de-Silanes, Shleifer, and Vishny (2000) argue that emerging economies have
traditionally been discounted in financial markets because of their weak governance.
1.1 Statement of the Problem In the recent past attention and interest in corporate governance has grown exponentially
especially with the major boardroom tussles and corporate collapses such as Enron and
WorldCom in the US and locally Uchumi Supermarkets, East African Portland and CMC.
The underlying thesis is that a crisis of governance is basically a crisis of board of directors.
The board of directors have been largely criticised for the decline in shareholders’ wealth and
most of these corporate failures. They have been in the spotlight for the fraud cases that had
resulted in the failure of major corporations. The need for strong governance is evidenced by
the various reforms and standards developed not only at the country level, but also at an
international level (e.g., the Sarbanes-Oxley Act in the US, enhanced listing requirements,
and the Corporate Governance Code in Kenya). Typically, corporate governance research has
focused on developed economies. However, limited research exists on the extent to which the
corporate governance issues of developed economies are applicable to emerging economies.
Despite the importance of the board in particular and corporate governance in general, it is
not clear whether adequate research has been done to establish the relationship between the
board structure and financial performance. The study was therefore expected to broaden our
4
understanding of the impact of corporate governance variables for instance board structure on
financial performance.
There exists an ongoing debate on the relationship between corporate governance
mechanisms and firm performance. Mixed and contradictory results have been made from
previous studies especially the ones that were conducted in the developed nations,
particularly USA, UK, Japan, Germany and France. More so, few studies have been
conducted on the emerging and developing business environment, Kenya included.
This study was motivated by a need to understand whether empirical literature exists on how
corporate governance and specifically the structure of the board impacts financial
performance. The modern corporate are established in different ways and thus different
ownership structures which have an impact on the type of board. This study therefore has
explored if literature suggests that despite the formation constraints, the board can be
structured to be of value to an organisation.
The corporate scene is composed of both the public and private sector. Public sector
institutions that form a substantial proportion of the corporate world are characterized by
Type 2 board. In the public sector the board is mainly appointed by government chiefs while
in the private sector the board members are elected from the ownership. This leads to non
share ownership by the board members in the public sector begging the question whether the
firms are bound to perform poorly, in line with the convergence of interest theory.
Performance measurement on the other hand is characterised by measurement difficulties.
Although a great deal of research has focused on performance, researchers lament that the
field has ‘‘yielded little by way of conclusive results’’, often drawing ‘‘seemingly conflicting
findings’’ regarding the determinants of performance. Performance measures are many and
varied with some schools of thought advocating for financial performance measures and
others for the non financial performance measures. The study reviewed literature on financial
performance measures with the objective of determining whether a strong case exists in
literature for there adoption.
5
1.2 Objectives of the Study
The study reviewed literature on the relationship between board structure and financial
performance of firms. It was an attempt to determine whether literature exists explaining
these relationships. Specifically the study aimed at;
1. Reviewing the theoretical approach within which board structure impacts on financial
performance.
2. Providing a critical review of empirical studies undertaken on how corporate
governance and specifically the structure of the board impacts financial performance.
1.3 Corporate Governance Corporate governance has gained global upsurge both in academia and the corporate level
mainly due to increased demands for better accountability and governance on all sectors of
the economy. It is concerned with the processes and structures through which the firm takes
measures to protect the interests of the stakeholders. Good corporate governance is centred on
the principles of accountability, transparency, fairness and responsibility in the management
of the firm. The separation of ownership and control creates the need for corporate
governance, which includes mechanisms to ensure prudent decision making and value
maximization. Factors like liberalization and globalization have also accentuated the
importance of the concept globally. Globalization has a two fold impact on the economy: it
increases the accessibility of world market to the Kenyan corporate world; and intensifies the
competition in the home market (with multinational firms). This scenario increases the
importance of good governance as a factor for survival and competitive advantage (Dwivedi
and Jain, 2005).
One difference between countries corporate governance systems is the differences in the
ownership control and board structures of firms that exist across countries. Corporate
governance structures and systems differ significantly across industries and countries. Maher
and Anderson (1999) classify corporate governance systems, on the basis of degree of
ownership and control and on the basis of controlling shareholders, into the outsider systems
and the insider systems. Systems of corporate governance therefore can be distinguished
according to the degree of ownership and control and the identity of controlling shareholders.
While some systems are characterized by wide dispersed ownership (outsider systems),
6
others tend to exhibit concentrated ownership of control (Inside systems). In the Outside
systems of corporate governance especially in USA and UK, there exist a basic conflict of
interest between strong managers and widely dispersed weak shareholders. On the other
hand, in Insider systems (notably Germany and Japan), the basic the basic conflict is between
controlling shareholders (or blockholders) and weak minority shareholders.
Shleifer and Vishny (1997) view corporate governance as a means to make sure that
managers’ activities concentrate on value maximization of the firm. There are several
mechanisms like management ownership, corporate control activities, shareholder activism
and trading activities which ensure the same. Governance parameters include board size,
board structure, CEO duality, frequency of board meetings, director’s shareholding,
institutional and foreign shareholding, while the fragmentation in shareholding is captured by
public shareholding.”
Research works indicate that there exists a correlation between corporate governance and
financial performance; however, it varies across countries based on the national system of
corporate governance. A study done by Gedajlovic and Shapiro (1998) found statistically
significant differences in the relationship between ownership concentration and firm
performance in the context of Canada, France, Germany, the UK, and the US. Thomsen and
Pedersen (2000) also found similar results in their study where they took into consideration
12 European countries.
1.4 Ownership Structure Ownership structure is an important aspect of corporate governance systems, as concentrated
ownership may improve the chances of effective monitoring. Klein et al. (2005) stated,
“Presence of dispersed ownership increases expectation of a positive relationship between
measures of corporate governance and firm performance, other things being equal.”
Studies on the relationship between the ownership structure and firm performance dates back
to as early as 1932 when Berle and Means (1932) hypothesized that an inverse correlation
should be observed between the diffuseness of shareholdings and firm performance.
Therefore, management-controlled firms should be less profitable than owner-controlled
firms. Chen et al. (2008) conducted their study on all companies listed on the New Zealand
7
Stock Exchange for the period 2000-03. The results indicate that none of the two measures of
ownership structure was found to be statistically significant with regard to firm performance.
Thus, the study showed that there is no strong evidence in New Zealand to support the Berle
and Means’s hypotheses of which a reverse relationship exists between ownership
concentration and firm performance.
Dwivedi and Jain (2005) in their study show that the presence of block equity holders
positively affects corporate performance and can be explained by arguing on the lines of
“cost of capital” and ‘effective monitoring’. The argument on ‘cost of capital’ reflects that
when the ownership structure is concentrated, financial performance tends to decrease due to
an increase in the firm’s cost of capital. Block holders represented on the board of directors
may also prove to be effective monitors of the management owing to their power to influence
the board’s decision-making process (Shleifer and Vishny, 1997).
1.5 Financial Performance Measures Corporate performance is an important concept that relates to the way and manner in which
financial resources available to an organization are judiciously used to achieve the overall
corporate objective of an organization, it keeps the organization in business and creates a
greater prospect for future opportunities.
Extant research addressing corporate governance structures and financial performance has
relied on accounting- based financial indicators (e.g., Boyd, 1995; Buchholtz and Ribbins,
1994; Finkelstein and D’Aveni, 1994; Ocasio, 1994), market-based indicators as well as
combinations of both (e.g., Hoskisson et al., 1994). Financial accounting measures have been
relied on by many studies though frequently criticized. It has been argued, for example, that
such measures (1) are subject to manipulation; (2) may systematically undervalue assets; (3)
create distortions due to the nature of accounting policies and methods adopted by the firm;
and (4) lack standardization in financial reporting as some jurisdictions have not adopted
international financial reporting standards. Also, financial accounting returns are difficult to
interpret in the case of multi-industry participation by firms (Nayyar, 1992) or where the
ownership structures are varied.
8
Given the various imprecision involved in measuring and interpreting financial accounting
indices, perhaps it is not surprising that observers have suggested that such measures ‘may be
seen as more fully under management control’ (Hambrick and Finkelstein, 1995). This is
interesting, even unfortunate, as Joskow, Rose, and Shepard (1993) have suggested that
accounting returns provide a more convenient benchmark for boards of directors to evaluate
CEOs and firm performance. Perhaps one would expect, then, that studies examining the
association between CEO compensation and firm performance have found larger
relationships with financial accounting returns than market-based returns (e.g., Hambrick and
Finkelstein, 1995; Jensen and Murphy, 1990a; Kerr and Bettis, 1987; Joskow et al., 1993).
Interestingly, the choice of accounting vs. market-based financial performance indicators is
repeatedly at issue in one of the more fundamental of board decisions—CEO compensation.
Market-based returns on the other hand have a number of advantages. They do reflect risk
adjusted performance; they are not adversely affected by multi-industry or multinational
contexts (Nayyar, 1992). The issue may be, however, that market-based performance
indicators are often subject to forces beyond management’s control (Deckop, 1987; Hambrick
and Finkelstein, 1995; Joskow et al., 1993).
As there appears to be no consensus regarding the efficacy of reliance on one set of indicators
(accounting-based) or another (market-based), many studies have resorted to using a mix of
the many financial performance measures.
1.6 Outline of the study The study is structured as follows; section II outlines the theoretical underpinnings of the
corporate governance nexus. The theoretical approach within which board structure impacts
on financial performance is described in detail. This theoretical approach is based mainly on
agency theory by Jensen and Meckling (1976) together with other two competing theories
about how board of director members, acting as agents for the stockholders, react to owning
stock in the firms they serve.
A review of empirical studies undertaken in the area of study is done in section III. A
summary of key empirical literature is provided, which includes a review and a critique with
the aim of identifying research gaps in the area. Empirical research is critically reviewed and
9
its consequences analysed. The section reviews the arguments put forward and its subsequent
investigation on; how feasible the theory is in the face of the empirical evidence; how
successful are the theoretical constructs and how much further are we now in understanding
corporate governance and in particular the impact of board structures on financial
performance. This will culminate into a conceptual framework for the study.
Finally the conclusions and recommendations arising from the study are provided in section
IV. In particular, the study conclusions focus on the gaps in literature.
10
2.0 THEORETICAL REVIEW Scholars and governance practioners both agree that the relationship between board structure
and financial performance is more “varied and complex” than can be covered by any single
governance theory (Nicholson & Kiel, 2007). Neither can the general pattern and links
between the two variables be explained fully by any single theory (Jackling and Johl, 2009).
The practice and theory of strategic management and business policy has however been
greatly influenced by agency theory.
2.1 Agency Theory Agency theory explores the contribution to performance directors’ play through their various
roles. This entails an examination of board structure and board leadership in terms of the
impact on performance.
The principal-agent theory is generally considered as the starting point for any debate on the
issue of corporate governance (Coleman and Biekpe, 2006). Indeed, the theoretical
underpinnings for most research studies in corporate governance come from the classic
thesis, “The Modern Corporation and Private Property” by Berle & Means (1932). The thesis
describes a fundamental agency problem in modern firms where there is separation of
ownership and control. It has long been recognized that modern firms suffer from separation
of ownership and control as they are run by professional managers (agents), who are
unaccountable to dispersed shareholders (principals).
This view fits into the principal-agent paradigm. To this end, the fundamental question is how
to ensure that managers follow the interests of shareholders in order to reduce cost associated
with principal-agent theory? The principals are hence confronted with two main problems:
First, they face an adverse selection problem: selecting the most capable managers. Second,
they are also confronted with a moral hazard problem: giving the managers the right
incentives to put forth the appropriate effort and make decisions aligned with shareholders
interests (e.g., take the right amount of risk and do not engage in empire building).
Agency theory connotes that owners are principals and the managers are agents. It argues that
in the modern corporation, in which there is diverse and widespread share ownership,
managerial actions may not likely be those required to maximise shareholder returns.
Therefore there always exists an agency loss which is the extent to which returns to the
11
residual claimants, the owners, fall below what they would be if the principals, exercised
direct control of the corporation (Jensen and Meckling 1976). Agency theory further tries to
specify mechanisms which may reduce agency loss. These include incentive schemes for
managers which may comprise of plans whereby employees obtain shares, perhaps at a
reduced price, thus aligning their financial interests with those of shareholders (Jensen and
Meckling 1976). Other similar schemes are bonus or performance pay which tie executive
compensation and levels of benefits to shareholders returns and have part of executive
compensation deferred to the future to reward long-run value maximisation of the corporation
and deter short-run executive action which harms corporate value.
Jensen & Meckling (1976) further define agency relationship and identify agency costs.
Agency relationship is a contract under which “one or more persons (principal) engage
another person (agent) to perform some service on their behalf, which involves delegating
some decision-making authority to the agent”. Conflict of interests between managers or
controlling shareholders, and outside or minority shareholders refer to the tendency that the
former may extract “perquisites ” (or perks) out of a firm’s resources and less interested to
pursue new profitable ventures. Agency costs include monitoring expenditures by the
principal such as auditing, budgeting, control and compensation systems, bonding
expenditures by the agent and residual loss due to divergence of interests between the
principal and the agent. The share price that shareholders (principal) pay reflects such agency
costs. To increase firm value, one must therefore reduce agency costs. This is one way to
view the linkage between corporate governance and corporate performance. Fama (1980)
aptly comments that separation of ownership and control can be explained as a result of
“efficient form of economic organization”.
Similar to agency theory, the kindred theory of organisational economics is concerned to
forestall managerial “opportunistic behaviour” which includes shirking and indulging in
excessive perquisites at the expense of shareholder interests (Williamson 1985). A major
structural mechanism to curtail such managerial “opportunism” is the board of directors. A
corporate board is the primary and dominant internal corporate governance mechanism
(Brennan, 2006). Board monitors or supervises management, gives strategic guidelines to the
management and even may act to review and ratify management proposals (Jonsson, 2005).
A board will work to enhance the firm performance due to legally vested responsibilities or
12
due to its fiduciary duty (Zahra and Pearce II, 1989). “…the board must spot the problems
early and must blow the whistle”.
Despite the fact that the board may play an important role in corporate governance by
monitoring the management, the “board culture is an important component of board failure”
(Jensen, 1993). The wave of corporate scandals at Enron, WorldCom and HIH raise the
question to what extent the board is able to monitor the management. Geneen (1984) in a
study found that among the board of directors of fortune 500 companies, 95% are not doing
what they are legally, morally, and ethically supposed to do. It is criticized that (1) the board
is a rubber stamp, (2) the board is dominated by CEO, and (3) the board is plagued with the
conflicts of interests; board responds to the wishes of controlling shareholders. Therefore, an
important question of monitoring the board may arise. That is, who will monitor the
monitors? Although it is argued that the shareholders will monitor the board by exercising
their ownership right by appointing and removing board members, shareholders may not be
aware of the inside activities of the firm.
Agency and organisational economics theories predict that when the CEO also holds the dual
role of chairman to the board, then there will be managerial opportunism and agency loss as
the interests of the owners will be sacrificed to a degree in favour of management. The
human nature underlying agency and organisational economics is that of the self-interested
actor rationally maximising their own personal economic gain. The man is individualistic and
is predicated upon the notion of an in-built conflict of interest between owner and manager.
Moreover, an individual will always calculate likely costs and benefits, and thus seeking to
attain rewards and avoid punishment, especially financial ones. This is a model of the type
called Theory X by organisational psychologists (McGregor 1960 as cited in Donaldson,
1991).
There are, however, other “models of man” which originate in organisational psychology and
organisational sociology. Organisational role-holders are conceived as being motivated by a
need to achieve, to gain intrinsic satisfaction through successfully performing inherently
challenging work, to exercise responsibility and authority, and thereby to gain recognition
from peers and bosses (McClelland 1961). Thus, there are non-financial motivators. While
agency theorists posit a clear separation of interests between managers and owners at the
objective level (Jensen and Meckling 1976), this may be debatable, and organisational
13
sociologists would point out that what motivates individual calculative action by managers is
their personal perception (Silverman1970 as cited in Donaldson, 1991). To the degree that an
executive feels their future fortunes are bound to their current corporate employers through
an expectation of future employment or pension rights, then the individual executive may
perceive their interest as aligned with that of the corporation and its owners, even in the
absence of any shareholding by that executive.
These theoretical considerations give rise to stewardship theory which argues with a view of
managerial motivation alternative to agency theory (Donaldson 1991). The executive
manager, under this theory, although being an opportunistic shirker, essentially wants to do a
good job, to be a good steward of the corporate assets. Thus, stewardship theory holds that
there is no inherent, general problem of executive motivation. Given the absence of an inner
motivational problem among executives, there is the question of how far executives can
achieve the good corporate performance to which they aspire. Thus, stewardship theory holds
that performance variations arise from whether the structural situation in which the executive
is located facilitates effective action by the executive. The issue becomes whether or not the
organisation structure helps the executive to formulate and implement plans for high
corporate performance (Donaldson 1991). Structures will be facilitative of this goal to the
extent that they provide clear, consistent role expectations and authorise and empower senior
management.
Jensen & Meckling (1976) integrates elements from the theory of agency, the theory of
property rights and the theory of finance to develop a theory of the ownership structure of the
firm. They show the relationship of agency costs to the ‘separation and control’ issue, and
investigate the nature of the agency costs generated by the existence of debt and outside
equity. They conclude that agency costs are as real as any other costs due to separation of
ownership and control. The level of agency costs depends among other things on statutory
and common law and human ingenuity in devising contracts. Both the law and the
sophistication of contracts relevant to the modern corporation are the products of a historical
process in which there were strong incentives for individuals to minimize agency costs.
Related to agency theory is also the resource-dependency theory which posits that the board
of directors play an important role in the firm and can create value addition for the firm. This
is expounded in the resource-dependency theory (Pfeffer and Salancik 1978), which
14
maintains that boards serve four fundamental roles: providing advice, building legitimacy,
strategic oversight, and stakeholder management. An organization’s survival prospects are
enhanced by these activities as they lead to the acquisition of key resources (Johnson et al.
1996). As the organization relies on the external environment, the board must assist in both
managing and forming bridges with relevant outside entities
2.2 Competing Theories Agency conflict can be resolved by encouraging stock ownership among directors so as to
align the interest of directors with those of the shareholders. There are two competing
theories about how board of directors, acting as agents for the stockholders, react to owning
stock in the firms they serve.
2.2.1 Convergence-of-interests Theory Convergence-of-interests theory, posits that when board members have no share ownership,
they are self-oriented but they have little power to overcome corporate controls designed to
align their actions for the benefit of the stockholders. The corporate governance mechanism
in this case includes the existence of independent board members who could influence the
managers on the board, which has been shown to result in less fraud and earnings
manipulation (Beasley et al., 2000; Klein, 2002a). As stock ownership rises, board members
automatically and gradually align their interest with the stockholders leading to better quality
decisions that increase the value of the firm (Jensen and Meckling, 1976; Beasley, 1996).
Theoretically, as even small increments of stock ownership occur, the interests of the
manager incrementally become more aligned with the interests of the stockholders. Increased
quality of decision making results in better alignment of actual cash flows with profits, that
is, increased earnings quality. As managers’ interests become more aligned with
stockholders’ interest, managers become increasingly more conscientious, are involved in
fewer fraud activities, and would feel less motivated to intentionally manipulate earnings to
make performance appear better than it actually is. Ultimately, when they own all the stock,
they act as sole proprietors; any action they take against the firm’s interest only hurts them.
At this extreme, no governance mechanisms would be needed. If the convergence-of-interests
theory is true, the best strategy for firms is to encourage (or require) stock ownership by
managers and board members. Compensation packages that include stock options or awards
of free shares and restrictions that delay the ability to sell these shares are designed to
15
gradually build ownership. Fewer governance controls would be needed as stock ownership
increases (Pergola & Joseph, 2011)
2.2.2 Entrenchment Theory Morck et al. (1988) in contrast to convergence-of-interest theory argue that there is a negative
relationship between board equity ownership and corporate performance. They developed the
“entrenchment theory”, which opines that higher levels of ownership lower the corporate
performance. The logic followed is that managers with high equity ownership levels focus
more on maximizing market share and technological leadership rather than maximizing
profits.
Directors’ shareholding also has a negative impact on firm value (Dwivedi and Jain, 2005). A
study conducted by Perrini, Rossi and Rovetta (2008) probed into two aspects of the
ownership structure: first, the percentages owned by the top five shareholders (ownership
concentration) and the second, managerial shareholding pattern to check its effect on firm
performance. Managerial ownership was taken as the shares owned by the members of the
corporate board, the CEO and the top management. The findings revealed that the ownership
concentration (of the five largest shareholders) showed a positive effect on Tobin’s Q, while
managerial ownership has a negative effect on the valuation in concentrated (ownership)
companies. Anderson and Reeb (2003), in their study in the US, came up with an interesting
conclusion that the family firms perform better than the non-family firms.
The entrenchment theory has similar conclusions about managers and directors at extremely
low and extremely high levels of equity ownership. At low ownership levels their interests
are not aligned with the stockholders, but they possess so little stock that they have no power
to subvert governance mechanisms. At high stock ownership levels, the managers or directors
are the stockholders and inappropriate actions would only hurt themselves. It is the middle
range of the graph that differs. When managers or board directors obtain relatively large
stock ownership (but not extreme ownership levels that would align their interests with those
of the stockholders) they may possess sufficient power to overcome governance mechanisms
(Fama and Jensen, 1983).
This would allow managers to act in their own self interests with little fear of removal or
sanctions; they would have become ‘‘entrenched’’. Previous studies have indicated that
16
entrenchment can occur at relatively low levels of absolute stock ownership (Morck et al.,
1988). If the entrenchment range exists, it should be reflected in poor earnings quality. Poor
earnings quality means that managers intentionally manipulate earnings, shirk and make poor
accrual decisions, or conduct fraud activities that would also adversely affect earnings. All
such activities result in actual cash flows being different from what profits project that cash
flows should be. If the entrenchment theory is true, one strategy for firms might be to build
stock ownership in managers and board members, but increase governance mechanisms
within the entrenchment range. Thus, it becomes important to know where the thresholds into
and out of the entrenchment range exist and whether governance mechanisms are able to
overcome entrenchment.
17
3.0 EMPIRICAL REVIEW
3.1 Introduction Corporate Governance is arguably one of the most significant subjects in modern finance
theory. This is reflected not only in the formal recognition that it has received in recent years
but also in the attention that it has continued to receive from researchers for over four decades
now. Although the majority of theories of corporate governance are in agreement about
explaining the agency problem and resolutions, the empirical research has been handicapped
by the unobservability of some key variables.
This section provides a review of empirical studies undertaken in the area of study. A
summary of key empirical literature is provided, which includes a review and a critique with
the aim of identifying research gaps in the area. The section reviews the arguments put
forward and its subsequent investigation on; how feasible the theory is in the face of the
empirical evidence; how successful are the theoretical constructs and how much further are
we now in understanding corporate governance and in particular the impact of board
structures on financial performance.
3.2 Corporate Governance and Financial Performance In an important and often-cited paper, Gompers, Ishii, and Metrick (GIM, 2003) study the
impact of corporate governance on firm performance during the 1990s. They studied US
firms that went through mergers and acquisitions to examine the effect of governance
provisions on forced CEO turnover following value-reducing acquisitions. GIM, 2003
modelled a governance index which was used to analyse the impact of various board structure
variables on performance. They concluded that stock returns of firms with strong shareholder
rights outperform, on a risk-adjusted basis, returns of firms with weak shareholder rights by
8.5 percent per year during this decade.
On the policy domain, corporate governance proponents have prominently cited this result as
evidence that good governance (as measured by GIM) has a positive impact on corporate
performance. Their results showed that managers of firms with staggered boards are less
likely to be replaced by the takeover market than are managers of firms with annually-elected
boards. Combined with the evidence that CEOs of firms with staggered boards are more
likely to pursue value-reducing acquisitions, this finding is consistent with the notion that
managers can use staggered board structure to pursue their self interests and to facilitate
18
managerial entrenchment. However, the aggregate indices of governance provisions are not
significantly related to force CEO turnover suggesting that they do not measure entrenchment
effectively. Although GIM, 2003 reviews board structure their study is limited by the fact that
an important aspect of board structure classified as the three board types in this study are
ignored.
In Kenya a study by Kihara, (2006) on the relationship between ownership structure,
governance structure and performance of firms listed at the NSE concluded that privately
owned enterprises had better governance structures which further improved their performance
compared to state corporations. His study however was limited to one aspect of corporate
governance that is the governance structure and looked at ownership structures from the point
of view of whether a firm is state or private owned.
Other research studies done on corporate governance and firm performance in Kenya include
a study by Jebet (2001) in which she set to determine the existing corporate governance
structures in publicly quoted companies in Kenya. Her findings were that most listed firms
had both executive and non executive directors as the supreme control body assisted by
various committees. Others include: Mululu (2005), who studied the relationship between
board activity and firm performance and concluded that those firms with active boards
performed better than those with inactive boards. Mululu (2005), study found out that the
frequency of board meetings is related to the number of corporate governance variables, such
as the board size, the number of executive directors, number of total shares held by the largest
shareholders, the number of shares held by unaffiliated block holders, the number of
percentage of shares held by officers and directors and the number of other directorship held
by outside directors. From the study there was evidence that the number of board meetings
decrease with the board size.
3.3 Board Structure and Financial Performance Does the structure of a board of directors influence firm performance, or does firm
performance influence the structure of the board? There has been indications that both forces
may be at work simultaneously, implying that financial performance and board of director
structure are endogenously determined. Prior research on the relation between board structure
and financial performance has yielded mixed results (Dalton, Daily, Ellstrand & Johnson
(1998).
19
The impact of board structure on financial performance is not very clear. This may be due to
the fact that board of director structure and financial performance are endogenously
determined and that due to fixed board terms and periodic financial reporting, the relation
may be intertemporal. Dalton, Daily, Ellstrand & Johnson (1998) find no overall support for
the hypothesis that board composition significantly influences financial performance.
Although prior research addressing issues of board governance has often relied on board
structure as a variable, the measurement of board composition structure has not been uniform.
Prior studies have agreed that the key issue is the extent to which there exists independence
between the members of a firm's board and its CEO. Several approaches have been used to
capture this perspective. One considers the ratio of inside directors to total directors (e.g.,
Baysinger, Kosnik, & Turk, 1991; Goodstein & Boeker, 1991), mainly because of the
recognition that few officers of a firm will be independent of its CEO. Other approaches
focus on the ratio of outside directors to total directors.
Due to the fact that various researchers have defined outside board members differently, the
second ratio is not necessarily the complement of the first. Some authors have defined an
outside director as one who is not in the direct employment of the firm on whose board he or
she sits (e.g., Kesner & Johnson, 1990; Kesner, Victor, & Lamont, 1986; Singh & Harianto,
1989). However, others have relied on the independent-interdependent distinction made by
Wade, O'Reilly, and Chandratat (1990) and Boeker (1992). Independent directors are outside
directors who were appointed to a board prior to a current CEO's appointment.
Interdependent directors are either inside board members or outside directors appointed by
the current CEO. Another approach (e.g., Boeker & Coodstein, 1993; Cochran, Wood, &
Jones, 1985; Johnson et al.,1993; Pearce & Zahra, 1991) largely captures the distinction
provided by the Securities and Exchange Commission's (SEC's) regulation 14A, item 6b,
which sets forth the conditions under which directors' affiliation with a firm must be
disclosed in proxy materials
Wallace et.al, 2004 developed a theory of intertemporal endogeneity of board composition
and financial performance using data from US mutual funds. The results indicate only
minimal evidence of intertemporal endogeneity. The evidence that board composition
influences financial performance is not very strong and depends on the definitions of
financial performance and board composition as well as the type of statistical model
20
employed. They do find somewhat stronger evidence that prior financial performance impacts
board composition, but the relation still depends on how board composition is defined. The
methodology used in the study is causality tests in panel regressions with three years of data
for 130 closed-end mutual funds. The study is limited to the mutual fund industry and thus
the findings may not have general applicability.
Wallace et.al, 2004 propose a theory that the relation between board composition and
financial performance is both endogenous and intertemporal. Inter-temporal endogeneity
predicts that financial performance in one period will impact board composition in a later
period which in turn influences financial performance in subsequent periods. Financial
performance is defined in the study using three different ways, objective-adjusted return on
assets, an average of 12 month-end premium/discount ratios, and Jensen’s (1968) alpha. On
the other had board of director composition is also defined in three ways: by percentage of
outside directors, by percentage of independent directors plus fund family directors, and by
percentage of independent directors. The results are sensitive to the definition of board
composition. The significant causal impact of financial performance on board composition is
strongest for all measures of financial performance when we measure board composition as
percentage of all outside directors, that is when we include affiliated, fund family, and
independent directors. The results become insignificant for all three measures of performance
when we measure board composition as only independent directors.
Wallace et.al, 2004 study however focuses on closed-end mutual funds only the research
ought to have been directed at other industries to know if the results can be generalized to
other types of companies. In addition, intertemporal endogeneity may apply to other issues as
well. For example, Dalton, Daily, Johnson, & Ellstrand (1999) find a positive relation
between board size and performance in meta-analysis of 131 samples. Yet others, such as
Yermack (1996) find that smaller boards produce better results. Further there is need to
redirect the research focus on boards and performance.
The relationship between board structure and financial performance has been the most-
studied aspect among all board investigations (Bhagat & Black, 1999). Most studies have
focused on two areas of board structure which are CEO-chairman duality and insider/outsider
directors (Zahra & Pearce, 1989). Under CEO-chairman duality, the CEO of a company plays
the dual role of chairman of the board of directors. Several researchers argue that CEO-
21
chairman duality is detrimental to companies as the same person will be marking his "own
examination papers". Separation of duties will lead to avoidance of CEO entrenchment;
increase of board monitoring effectiveness; availability of board chairman to advise the CEO;
and establishment of independence between board of directors and corporate management
(Baysinger & Hoskisson, 1990; Fama & Jensen, 1983; Rechner & Dalton, 1991). Opposing
views believe that since the CEO and chairman is the same person, the company will; achieve
strong, unambiguous leadership; achieve internal efficiencies through unity of command;
eliminate potential for conflict between CEO and board chair; and avoid confusion of having
two public spokespersons addressing firm stakeholders (Davis, Schoorman & Donaldson,
1997; Donaldson & Davis, 1991).
A closer look at the empirical evidence reveals that the relationship between CEO-chairman
duality and company performance is mixed and inconclusive. See Table 1 for a list of some
of these studies.
Table 1: Relationship between CEO-Chairman Duality and Company Performance
Study (Year) Dimension Performance Indicators Sample Major Findings
1.Berg & Smith (1978)
CEO-chairman duality
Change in value of common stock Dividend growth Stock price growth ROI
Fortune 200 firms
Independent CEO-chairman was positively related with ROI No relationship with other indicators
2.Chaganti et al. (1985)
CEO-chairman duality
Firm bankruptcy 21pairs (successful/failing) of retail firms
No relationship with financial performance
3. Rechner & Dalton (1991)
CEO-chairman duality
ROE ROI Profit margin
250 Fortune 500 firms
Independant CEO-chairman was positively related with financial performance
4. Donaldson & Davis (1991)
CEO-chairman duality
ROE 337 U.S. firms from S&P
Dual CEO-chairman was positively related with financial performance
5. Daily & Dalton (1992)
CEO-chairman duality
ROA ROE P/E ratio
Inc. 100 firms No relationship with financial performance
6.Daily & Dalton (1993)
CEO-chairman duality
ROA ROE P/E ratio
186 small firms No relationship with financial performance
22
7. Daily & Dalton (1994)
CEO-chairman duality
ROA 183 Inc. firms and small corporations
Independent CEO-chairman was positively related with financial performance
8. Daily & Dalton (1995)
CEO-chairman duality
Firm bankruptcy 214 firms Independant CEO-chairman was positively related with bankruptcy
9.Boyd (1995)
CEO-chairman duality
ROI 192 U.S. firms
Dual CEO-chairman was positively related with financial performance in high complexity environments
10.Ong (1999)
CEO-chairman duality
Sales Net profit before tax ROI ROS
377 Singapore firms
No relationship with financial performance
Source: Chin and Tai (2002)
The second most-studied dimension of board structure is the proposition of outside-inside
directors. Some researchers argue that outsiders are likely to show more objectivity in their
deliberations and are willing to consider diverse groups in making their decisions (Jones &
Goldberg, 1982; Spencer, 1983). Other theorists in contrast noted that outside directors do not
have the requisite time and expertise to do their job well. Some claim that since outside
directors are chosen and retained by the CEO, they function and rely heavily on information
provided by the CEO (Geneen, 1984; Vance, 1983).
A list of key studies which relates outside-insider directors to company performance is shown
in Table 2. Again, the conclusions are equivocal.
23
Table 2: Relationship between Inside-Outside Directors and Company Performances
Study (Year) Dimension Performance
Indicators Sample Major Findings
1.Vance (1995)
Insiders vs Outsiders
Net income Sales Owners' equity
200 major manufacturing firms (1925-1950)
Insiders' representation was positively associated with financial performance
2.Vance (1995)
Insiders vs duality
Net income Sales Owners' equity
103 major industrial firms (1925-1963)
Insiders were conducive to effective financial performance
3.Schmidt (1975)
Insiders vs duality
Long-term debt Dividends Current ratio
80 chemical companies (1962-1963)
No relationship with financial performance
4.Cochran et al. (1985)
Insiders' representation
Operating income Sales ROE ROA Excess value ratio
406 Fortune 500 in 1982
Insiders' ratio was positively associated with financial performance
5.Baysinger & Butler (1985)
Outsiders ROE 266 major corporations in 1970 and 1980
Companies achieved higher performance did so without having a majority of outsiders
6.Caganti et al. (1985) Outsiders Firm bankruptcy
21 pairs (successful/failing) of retail firms
No relationship with financial performance
7.Kesner (1987)
Proportion of insiders on board
Profit margin ROE ROA EPS Stock price
250 of 1983 Fortune 500 companies in 27 industries
No relationship with financial performance
8.Zahra & Stanton (1988)
Outsiders' ratio
ROE Profit margin on sales EPS DPS
100 Fortune 500 1980-1983
Outsiders' ratio was not associated with financial performance
9.Agrawal & Knoeber (1996)
Outsiders Performance index
400 large Forbes 800, 1987
Negative relationship between number of outside directors and financial performance
Source: Chin and Tai (2002)
Various reasons have been put forth for the mixed relationship between board structure and
board performance. Firstly, there is no consensus as to which structure leads to what level of
performance (Johnson, Daily & Ellstrand, 1996; Zahra & Pearce, 1989). Dalton and Daily
24
(1999) noted that in spite of several decades of research designed to link the relationship
between board structure and company performance, results have been described as "vexing",
"contradictory", "mixed" and "inconsistent".
Dalton and Daily (1999) used a meta-analysis of more than 40 years of data from 159 studies
to conclude that there is no evidence of a substantive relationship between board structure
and financial performance, regardless of the type of performance measures, size of firm or the
manner board composition is defined. Dalton and Daily also queried why there should be a
relationship between board structure and firm performance in the first place. For example,
they noted that while board independence is a legitimate concern, it should not be the only
concern. Adding further, a board could be completely independent and at the same time, does
badly in its expertise/counsel and service roles. Alternatively, in a board with a majority of
inside directors, the directors may fail in its control and monitoring roles.
Johnson, Daily and Ellstrand (1996) also shared the above sentiments. They argued that the
relationship between board structure and financial performance might not exist at all. Or, if
there is a relationship, their magnitude may not be of practical significance. Kesner and
Johnson (1990) suggested that under normal circumstances, the board is probably not an
important, direct determinant of firm performance. The reason is that boards are not involved
in daily decision-making.
3.4 Board Composition and Firm Performance Researchers such as Lorsch and MacIver (1989); Mizruchi (1983); Zahra and Pearce (1989)
generally agree that effective boards consist of greater proportions of outside directors.
Ezzamel and Watson (1993) find that outside directors are positively associated with
profitability among a sample of U.K. firms. In a similar study of 266 U.S. corporations,
Baysinger and Butler (1985) report that firms with more outside board members realize
higher return on equity. Several other researchers have also reported a positive relationship
between outside director representation and firm performance (Pearce and Zahra, 1992;
Rosenstein and Wyatt, 1990; Schellenger et al., 1989).
Rosenstein and Wyatt (1990) used CRSP financial data and announcements of outside board
appointments from the Wall Street Journal and found out that announcements of appointment
of an outside director are associated with increase in shareholder wealth. The positive
relationship between board composition and shareholder wealth has been corroborated by
25
Brickley et al. (1994) who find a statistically significant, positive relation between the stock-
market reaction to the adoption of poison pills and the fraction of outside directors, a finding
consistent with the hypothesis that outside directors represent shareholder interests. Arosa et
al. (2010) find that the presence of independents on the board of a non-listed family firm has
a positive effect on performance when the firm is run by the first generation. However, no
effect on performance is seen when the firm is run by the second and subsequent generations.
Two theoretical perspectives underpin the penchant for outside directors. The resource
dependence school of thought spearheaded by writers such as Burt (1983 views outside
directors as a critical link to the external environment of the firm. Such board members,
according to the theory, may provide access to valued resources and information especially in
times of adversity (Daily and Dalton, 1994a, 1994b; Sutton and Callahan, 1987).
Another theory which justifies the proclivity for outsider-dominated boards is agency theory
(Eisenhardt, 1989, and Jensen and Meckling, 1976). Agency theory argues that due to the
separation of ownership and control in modern organizations which creates information
asymmetry between corporate owners and managers, the latter are likely to exploit the
amount and quality of the information they have to their advantage by engaging in self-
serving ventures that are injurious to the interest of the former. One of the primary duties of
the board of directors is to serve as the monitoring agent for shareholders to check the
behaviour of corporate managers (Fleischer et al., 1988; and Waldo, 1985). Therefore, having
an insider-dominated board of directors is likely to exacerbate the situation as the board’s role
as a monitoring agent of shareholders will be curtailed, paving way for managers to harm
shareholders’ wealth. Consequently, agency theory argues that effective boards will consist
of outside directors.
Notwithstanding the growing interest in outsider-dominated boards, there are studies that do
not offer logical basis for such boards. Studies by Chaganti et al. (1985); Daily and Dalton
(1992), (1993); and Zahra and Stanton (1988) have found no relationship between board
composition and firm performance. Fosberg (1989) is not able to confirm the hypothesis that
the presence of outside directors enhances firm performance by its effective discipline of
corporate managers. Fosberg argues that the insignificant relationship between the presence
of outside directors and firm performance could be explained by the possibility of
management of the firms manipulating to get incapable or unwilling to-properly-discipline-
26
management directors on the board or other controlling mechanisms such as markets for
corporate control effectively motivate and discipline management, thus, rendering stale the
monitoring role of outside directors.
Stewardship theory which argues that managers are inherently trustworthy and are not
susceptible to misappropriate corporate resources (Donaldson, 1990; Donaldson and Davis,
1991, 1994; and Pieper et al., 2008) also explains the significance of insider directors. Indeed,
Donaldson and Davis (1994: 159) suggest that ‘managers are good stewards of the
corporation and diligently work to attain high levels of corporate profit and shareholder
returns.’ According to stewardship theory the main role of the board of directors is to advise
and support management rather than to discipline and monitor, a view which is diametrically
opposed to the agency theory. The theory asserts that relationship between board
independence and firm performance potentially exists due to the counsel and advice that
outside directors’ offer, rather than their monitoring and control activities (Anderson & Reeb,
2004).
In congruence with stewardship theory, some studies have found that inside directors are
associated with higher firm performance. In a study of Fortune 500 corporations, Kesner
(1987) find a positive and significant relationship between the proportion of inside directors
and returns to investors. Vance (1978) has also reported a positive association between inside
directors and firm performance.
3.5 Ownership Structure, Corporate governance and Financial Performance Firms in transition economies are characterized by high degree of ownership concentration.
Empirical studies suggest that ownership concentration is related to firms’ corporate
governance, financing and investment policies. In a sample of firms from 27 mostly
developing and transition economies, Durnev and Kim (2005) found a positive association
between ownership concentration and corporate governance. Guriev et al (2003) found a
similar effect for Russia. Filatotchev et al. (2001) show on a sample of Russian firms that
ownership concentration is negatively related to investment. Filatotchev et al. (2007)
demonstrate for a sample of Hungarian and Polish firms a hump-shaped relationship between
ownership concentration and the management’s expectations of relying on public equity
finance.
27
A number of studies such as Demsetz (1983), Demsetz and Lehn (1985), Shleifer and Vishny
(1986) Morck et al. (1988), La Porta et al. (1998, 1999), Holderness and Seehan (1988)
among others, suggest that Berle and Mean´s (1932) model of widely dispersed corporate
ownership is not common, even in developed countries. In fact, large shareholders such as
family are common in public traded firms around the world (La Porta et al. 1999; Burkart et
al., 2003). Anderson and Reeb (2003) show that one-third of S&P 500 firms are family
controlled. In Western Europe, the majority of public held firms remain family-controlled (La
Porta et al., 1999; Faccio and Lang, 2002; Maury, 2006). Such controlling families often hold
large equity stakes and frequently have executive representation (Holderness et al., 1999;
Burkart et al., 2003).
Shleifer and Vishny, 1997 suggest that ownership concentration creates a trade-off between
incentive alignment and entrenchment effects. In this context, the question of whether a
family ownership hinders or facilitates firm performance becomes an empirical issue that is
related to institutional and politico-regulatory factors (Anderson and Reeb, 2003).
According to financial theories, individual investors tend to maintain diversified portfolios,
such that they have only a small stake in any one firm and few incentives to monitor the
firm’s managers, a situation that causes principal-agent conflicts (Berle & Means, 1932;
Fama, 1980; Jensen & Meckling, 1976). By contrast, institutional investors, such as pension
funds, mutual funds, and corporations usually have a greater stake in individual firms, thus
increasing their incentives to monitor the managers of such firms (Connelly et al., 2010;
Tihanyi, Johnson, Hoskisson, & Hitt, 2003). Therefore, when principal-agency conflicts are a
significant problem, institutional ownership can improve monitoring of firm managers, thus
mitigating IPO under pricing. However, in emerging economies, market institutions such as
pension funds and mutual funds are inactive in equity markets (La Porta et al., 1999). For
instance, mutual funds that invested in equity account for only 3.2 per cent of the total stock
market in Taiwan, as compared to 24.5 per cent in the United States (Khorana, Servaes, &
Tufano, 2005).
In Taiwan and other emerging economies, most institutional ownership consists of cross-
holdings among affiliated firms within business groups. Ownership by other corporations
accounts for approximately 30 per cent of the total equities of firms in Taiwan (individuals
28
hold about 50 per cent of total equities). Cross-holdings within business groups make it
difficult for minority shareholders to determine where control resides, let alone to monitor it
(Young et al., 2008). Complicated cross-holdings also make it difficult for minority
shareholders to identify unethical transactions among these firms (La Porta et al., 1999).
Olga et.al (2008) analyzes interrelations between ownership structures, corporate governance
and investment in three transition countries: Russia, Ukraine and Kyrgyzstan. In contrast to
most empirical papers on corporate governance, they study companies with very little
exposure to public financial markets. The empirical analysis is based on two years of data
obtained through large-scale surveys of firms. Ukrainian companies appear to have the best
corporate governance practices, while Russian companies – the worst. They find that the
relationship between ownership concentration and corporate governance is non-linear. In
Russia, the relationship between the share of the largest non-state shareholder and corporate
governance is either positive or insignificant when the blockholder’s stake is below certain
threshold; however, a further increase in the blockholder’ share is associated with worsening
corporate governance. They find a similar effect in Ukraine, but only for managerial
ownership. In both countries, corporate governance improves as the combined share of small
shareholders grows. No robust effects of the ownership structure are found for Kyrgyz firms.
The results indicate that there is no link between the quality of corporate governance and
either the need for outside finance or actual investments financed with outside funds in any of
the three countries.
A number of approaches have been employed within the literature to shed light on the
existence of agency costs within corporations and the attributes that aid in mitigating such
undesirable costs. Firstly, there is a stream of research evaluating the association between
different agency-mitigating mechanisms and interpreting from this the agency cost
consequences and the attributes that impact prominently on agency costs. Early studies in this
regard include Jensen et al. (1992) which identified an interrelationship between levels of
inside ownership, leverage and dividend payout, with inside ownership negatively impacting
on debt and dividend levels. This suggests that inside ownership and financing policy
(leverage and dividend payout) are substitute mechanisms in potentially reducing agency
costs.
29
Similar conclusions are drawn by Moh’d, Perry and Rimbey (1995) who find that inside
ownership and leverage negatively impact on dividend payout ratios, and that higher
institutional investment significantly increases payout ratios, suggesting that firm dividend
policy is determined in a manner consistent with minimizing agency-related costs. Agrawal
and Knoeber (1996) provide some evidence of interrelationships between alternative agency
mechanisms, including leverage use, insider ownership, institutional ownership, the existence
of block holders and takeover market activity, and Crutchley et al. (1999) provide evidence of
simultaneity between various agency-control mechanisms and support for institutional
ownership substituting for other attributes mitigating agency costs.
The second approach taken in the empirical literature has been the evaluation of the
association between agency control mechanisms and firm performance outcomes, with
positive performance effects of agency attributes intimated through their contribution to
lowering agency costs. Although this strain has spurned extensive research, substantial
inconsistency is observed across studies evaluating the impact of individual agency-
controlling mechanisms on firm performance.
Potential governance related attributes that have been evaluated in this context include the
size of the board of directors (Jensen, 1993 and Yermack 1996), the composition of the board
of directors (Hermalin and Weisbach, 1991 and Agrawal Yermack 1996), CEO and board
chairperson duality (Daily, Ellstrand and Johnson, 1998; and Dedman and Lin, 2002), board
committee formation and independence (Klein, 1998 and Brown and Caylor, 2006), and
managerial remuneration and compensation structure (Yermack, 1995 and Shleifer and
Vishny, 1997).
There has also been significant investigation into the role of shareholding influences on firm
performance, with Morck et al. (1988), McConnell and Servaes (1990), Hermalin and
Weisbach (1991), providing evidence of a statistically significant non-linear relationship
between managerial ownership and firm performance, and McConnell and Servaes (1990)
identifying positive relationships between performance and levels of institutional and large
external ownership respectively. Contrasting with these results however, Demetz and
Villalonga (2001) in relation to managerial ownership, and Morck et al. (1988) evaluating
institutional ownership identified no statistically significant performance impacts.
30
Given the inconsistent findings based on the examination of individual attributes, increasing
focus has been placed on considering the overall governance or agency structure of firms,
using measures such as shareholder rights or takeover vulnerability indices. This approach
relates to the expectation that firms offering lower protection for shareholder claims, those
with poorer governance practices or firms that are increasingly immune to takeover threat are
more likely to experience agency and managerial entrenchment problems leading to
incurrence of agency costs and lower relative performance. The evidence in this regard is
much more conclusive, with La Porta, Lopezde-silanes, Shleifer and Vishny (1998) and
(2000), Black (2001), Gompers, Ishii and Metrick (2003) and Klapper and Love (2004), all
finding a positive association between measures representative of superior corporate
governance quality, stronger shareholder rights or increased takeover vulnerability and firm
performance.
The final relevant subset of literature, involves those studies that have directly attempted to
measure (or proxy for) the level of agency costs inherent in firms, and then evaluated the
factors that significantly impact on the variation in firm agency costs within cross-sectional
or longitudinal sample constructs. Ang et al. (2000) applied this method to a sample of non-
listed US small businesses based on measuring agency costs, using operating expense and
asset turnover ratios, relative to a zero-agency cost base firm represented by a 100% owner-
manager firm. Agency costs were found to be negatively related to the manager’s ownership
interest and the extent of external bank monitoring and positively related to the number of
shareholders and the existence of an outside (non owner) manager.
Fleming, Heaney and McCosker (2005) identified similar results in an analysis of non-listed
Australian firms. Singh and Davidson III (2003) found that larger managerial ownership and
smaller-sized boards both enhance asset utilization ratios for larger listed US companies.
Doukas et al. (2000) examined agency cost determinants for listed US firms and concluded
that greater analyst following generally reduces agency costs, but its effect is more prominent
for single-segment as opposed to diversified firms. They also provided evidence of non-linear
relationships between inside ownership and leverage and the level of agency costs, whereas
agency costs are found to be positively associated with the level of institutional ownership. In
a similar study of listed UK firms, Doukas et al. (2005) find that greater analyst following
only reduces agency costs for small firms.
31
3.6 Corporate Governance and Bankruptcy Daily and Dalton (1994) examined the relationships among governance structures and
corporate bankruptcy. They employed a logistic regression analysis on bankrupt major
corporations and a matched group of survivor firms and the results indicated robust power for
financial indicators, constituent common stock holdings, board of director quality, and
corporate governance structures as predictors of bankruptcy. The reported results suggest a
relationship between governance structures and bankruptcy. Specifically, the model indicates
differences between the bankrupt and matched groups in proportions of affiliated directors,
chief executives, board chairperson structure, and their interaction. The research specifically
focused on the potential relationship between bankruptcy and two much-debated aspects of
corporations: board composition, or the ratio of outside members to total members, and chief
executive officer (CEO)-board chairperson structure.
Daily and Dalton, (1994) results however should be interpreted with caution and not extended
beyond the focused context provided in their study. The data set comprises bankrupt firms
and a matched control group. The study is not extended to determine at what point
governance structures no longer have some predictive ability concerning future bankruptcy.
The firms on which the study relied on were large corporations, and the results may not be
generalizable to their smaller counterparts. It has been argued, for example, that larger firms
have greater assets, greater credibility in the financial markets, and longer-term contracts and
can delay the onset of formal bankruptcy filing well beyond the point at which smaller firms
can do so. Moulton and Thomas (1993) for example, explained that "firm size dominates all
other factors in predicting success in completing the reorganization process".
Poorly governed firms are expected to be less profitably, have more bankruptcy risks, lower
valuations and pay out less to their shareholders, while well-governed firms are expected to
have higher profits, less bankruptcy risks, higher valuations and pay out more dividends to
their shareholders. Claessens (2003) also argues that better corporate frameworks benefit
firms through greater access to financing, lower cost of capital, better performance and more
favourable treatment of all stakeholders. The position has been stated that, weak corporate
governance does not only lead to poor firm performance and risky financing patterns, but are
also conducive to macroeconomic crises like the 1997 East Asia crisis. Other researchers
contend that good corporate governance is important for increasing investor confidence and
market liquidity (Donaldson, 2003).
32
Previous studies on the elements of governance structures and bankruptcy are scanty; only
two studies have attempted to empirically test these two variables. Chaganti, Mahajan, and
Sharma (1985) found no relationship between board composition and bankruptcy in a study
of 21 retailing companies. In what for us is a provocative report, Hambrick and D'Aveni
(1992) found that dominant CEOs were more likely than weaker CEOs to be associated with
firm bankruptcy. Although their measurement of dominance was based on the ratio between
CEO's compensation and that of the remaining members of a firm's top management team,
their results suggest that an examination of governance structures-some of which are
considered to enhance CEO power-may be productive.
In Kenya, Kamere (1987) noted that agency problems may bring about an optimal ratio of
debt and equity financing when agency costs related to debt and equity financing are
considered. Costs associated with protective covenants are substantial and rise with the
amount of debt financing. Shareholders incur monitoring costs to ensure manager’s actions
are based on maximizing the value of the firm. Jensen and Meckling (1976) noted that with
increasing costs associated with higher levels of debt and equity, an optimal combination of
debt and equity may exist that minimizes total agency costs.
3.7 Corporate Governance Variables and Performance Previous empirical studies have provided the nexus between corporate governance and firm
performance (see Yermack 1996, Claessens et al., 1999; Klapper and Love, 2002; Gompers
et al., 2003; Black et al., 2003 and Sanda et al (2003) with inconclusive results. Others,
Bebchuk & Cohen (2004), Bebchuk, Cohen & Ferrell (2004) have shown that well governed
firms have higher firm performance. The main characteristic of corporate governance
identified in these studies include board size, board composition, and whether the CEO is also
the board chairman.
In Africa, Kajola (2004) seeks to examine the relationship between four corporate
governance mechanisms and two firm performance measures. The corporate governance
mechanisms studied include; board size, board composition, duality and audit committee
while the performance measures employed are return on equity, ROE, and profit margin, PM,
of a sample of twenty Nigerian listed firms between 2000 and 2006. Using panel
methodology and OLS as a method of estimation, the results provide evidence of a positive
33
significant relationship between ROE and board size as well as duality. The implication of
this is that the board size should be limited to a sizeable limit and that the chief executive and
the board chair should be different persons. The results further reveal a positive significant
relationship between PM and duality. The study, however, could not provide a significant
relationship between the two performance measures and board composition and audit
committee.
Shleifer and Vishny, (1997) as quoted in Kajola (2004) contends that effective corporate
governance reduces "control rights" shareholders and creditors confer on managers,
increasing the probability that managers invest in positive net present value projects. Thus,
the relationships of the board and management, according to Al-Faki (2006), should be
characterized by transparency to shareholders, and fairness to other stakeholders. This will in
effect mitigate the agency cost as predicted by Jensen and Meckling (1976).
Kajola (2004) study is a contribution to the ongoing debate on the examination of the
relationship that exists between corporate governance mechanisms and firm performance.
Mixed and contradictory results have been made from previous studies especially those ones
that were conducted in the developed nations, particularly USA, UK, Japan, Germany and
France. More so, few studies (see Adenikinju and Ayorinde, 2001 and Sanda, Mikailu and
Garba, 2005) have been conducted on the Nigerian business environment.
Jackling and Johl, (2009) investigates the relationship between internal governance structures
and financial performance of Indian companies. Corporate governance variables are used to
determine the effectiveness of boards of directors. The variables including board
composition, board size, and aspects of board leadership including duality and board
busyness are addressed in the Indian context using two theories of corporate governance:
agency theory and resource dependency theory. They rely on a sample of top Indian
companies taking into account the endogeneity of the relationships among corporate
governance, corporate performance, and corporate capital structure. The study provides some
support for aspects of agency theory as a greater proportion of outside directors on boards
were associated with improved firm performance.
The notion of separating leadership roles in a manner consistent with agency theory is not
supported. For instance, the notion that powerful CEOs (duality role, CEO being the
34
promoter, and CEO being the only board manager) have a detrimental effect on performance
is not supported. There was some support for resource dependency theory. The findings
suggest that larger board size has a positive impact on performance thus supporting the view
that greater exposure to the external environment improves access to various resources and
thus positively impacts on performance. The study however failed to support the resource
dependency theory in terms of the association between frequency of board meetings and
performance. Similarly the results showed that outside directors with multiple appointments
appeared to have a negative effect on performance, suggesting that “busyness” did not add
value in terms of networks and enhancement of resource accessibility.
Empirical evidence supports the position that outside directors have been more effective in
monitoring managers and protecting the interests of shareholders. Larger numbers of outside
directors have been associated with a negative relation between CEO turnover and
performance Weisbach (1988), a lower probability that the board pays greenmail in a control
contest Kosnik (1990) and a lower probability that the board adopts a poison pill (Mallette
and Fowler, 1992).
Byrd and Hickman (1992) argue that the greater the proportion of outside directors, the better
the stock market’s reaction to their firm’s tender offers for other firms. Weisbach (1988)
finds that the sensitivity of CEO turnover to firm performance increases with the number of
outside directors on the board. He suggests that outside directors who own a substantial
number of shares and who hold more corporate directorships (presumably measuring the
value they place on their reputations) are better at negotiating a favorable deal for
shareholders who face a takeover bid. Lastly, Hallock (1997) finds that firms whose boards
are interlocked (contain a CEO on whose board the firm’s CEO serves) tend to pay their
CEOs more. He argues that interlocked directors are less independent and, consequently, give
the CEO a larger fraction of the rents than necessary.
3.8 Board Size and Firm Performance It is generally agreed that a board’s efficiency in monitoring increases as more directors are
added. This has been the position of Klein (2002) and Andres and Vallelado (2008) who
argue that a large board size should be preferred to a small size because of the possibility of
specialization for more effective monitoring and advising functions. However, the benefit of
35
specialization which Klein (2002) and Andres and Vallelado (2008) tout may be swallowed
by the incremental cost of poorer communication and decision-making associated with larger
groups.
This view has been articulated by researchers such as Fama and Jensen (1983); Lipton and
Lorsch (1992); and Yermack (1996) who favour small boards. Jensen (1993), for instance,
has questioned the effectiveness of boards with more than about seven to eight members,
arguing that such boards are not likely to be effective. He argues that large boards result in
less effective coordination, communication and decision making, and are more likely to be
controlled by the Chief Executive Officers of such firms.
His hypothesis has since received empirical corroboration from findings by Yermack (1996)
and Eisenberg et al. (1998). Eisenberg et al. (1998), in particular, find a significant negative
correlation between board size and profitability in a sample of small and midsize Finnish
firms. Cheng (2008) also lends credence to Jensen’s hypothesis. His study provides empirical
evidence that firms with larger boards have lower variability of corporate performance. The
results indicate that board size is negatively associated with the variability of monthly stock
returns, annual accounting return on assets, Tobin’s Q, accounting accruals, extraordinary
items, analyst forecast inaccuracy, and R&D spending, the level of R&D expenditures, and
the frequency of acquisition and restructuring activities.
3.9 Board Composition and CEO performance Hermalin and Weisbach (1998) ask how boards can be chosen through a process partially
controlled by the CEO, yet, in many instances, still be effective monitors of him. Weisbach
(1988) reports that boards with at least 60 percent independent directors are more likely than
other boards to fire a poorly performing CEO. This type of firing is likely to add value
because boards are generally slow to fire CEOs. The stock price reaction to such firings is
hard to interpret because the firing announcement conveys information to the market both
about the event and about how the firm performed under the fired CEO, but there is evidence
that investors believe that these firings increase firm value. He quotes evidence (Daily and
Dalton, 1995) that firm performance improves modestly on average after a CEO is replaced.
Weisbach’s study suggests that independent directors behave differently to inside directors
with respect to retaining or firing a CEO, but it is not clear whether independent directors
make better or worse decisions, on average.
36
Hermalin and Weisbach (1998) assume that the board and the CEO negotiate over both the
CEO’s wage and the identity of new directors. These negotiations could be either explicit or
implicit, that is the CEO could nominate new board members subject to a tacit understanding
about the set from which they may be chosen. Were the CEO to violate this understanding,
the board would refuse to approve his nominees. The CEO’s bargaining power in these
negotiations comes from his perceived ability relative to a replacement.
Bonazzi and Islam (2006) set out to develop a model to resolve an on-going issue in financial
economics: how can CEOs be effectively monitored by the board of directors? They
undertake a survey of the literature on corporate governance and the relationship between
board composition and financial performance, which leads to the development of the
proposed model. This is based on a framework which takes into account the probability of
success representing a CEO’s ability, and the active monitoring function (which is
represented by the numbers of control visits) carried-out by the directors. The model
developed is aimed at identifying an optimal level of monitoring, which will maximise share
value, to guide internal and independent directors.
The model proposed however has a limitation where the focus is solely on the monitoring of
boards. The institutional literature (Mace, 1971; Vance, 1978) emphasizes that boards also
play important roles in providing information and advice to management, and serving as a
training ground for future CEOs. A richer model of boards should take into account these
roles as well.
More research is also required in devising objective measures to assess the ability of potential
directors to discern and address tough company situations, to know when painful decisions
are called for, to nurture their own independent opinions, and to decipher the conceptual
errors of corporate officers. In fact, more work is required in the area of pre-board selection
tests, and an accreditation system that guarantees at least some fundamental levels of skill,
knowledge and experience.
3.10 Research Gaps
Past literature on board research has centred around board structure and company
performance. Over the years, empirical studies do not reveal a conclusive relationship
37
between these two variables (Dalton & Daily 1999). As a result, exploration for new areas of
research on boards is much needed (Forbes & Milliken, 1999; Johnson, Daily & Ellstrand,
1996; Pettigrew, 1992).
Corporate governance strategies adopted by firms will be in accordance with a number of
variables including the ownership structures and the environment in which they operate. The
review of literature suggests that the board structure is also an important aspect in corporate
governance and impacts on performance. Although prior research addressing issues of board
governance has often relied on board structure as a variable, the measurement of board
composition structure has not been uniform.
Board structure variables studied include board size, CEO duality, board busyness and board
composition among others. However no evidence has been found that board types as defined
in this study has been widely used as a variable hence a research gap on the same. A gap
exists as to how board members with a financial stake in the firm are likely to impact on
financial performance. The question remains as to the casual relationship between these
variables. There is need to depart from traditional board structure variables and attempt
construction of a new, comprehensive theoretical model, which would cover all of the
emerging issues in board structure and close the gap.
The empirical literature review revealed that most studies on board structure and performance
relied on accounting measures of performance. These data is obtained from financial
accounting reports. Financial accounting reports suffer from the following flaws: are subject
to manipulation; may systematically undervalue assets; create distortions due to the nature of
depreciation policies adopted, inventory Valuation and treatment of certain revenue and
expenditure items; differ in methods adopted for consolidation of accounts; and lack
standardization in the handling of international accounting conventions (see, for example,
Chakravarthy, 1986). Studies using market based performance measures and a blend of
market and accounting measures should therefore be undertaken to bridge this gap.
Board research has traditionally centred on the relationship between board structure and firm
performance. Empirical studies have however shown that the relationship is equivocal. Over
the years, empirical studies do not reveal a conclusive relationship between these two
variables (Dalton & Daily 1999). As a result, exploration for new areas of research on boards
38
is much needed (Forbes & Milliken, 1999; Johnson, Daily & Ellstrand, 1996; Pettigrew,
1992). The board process could be the missing link. In general, board process refers mainly to
the decision-making activities of the board (Zahra & Pearce, 1989). Anderson and Anthony
(1988) noted that board process pertains to the healthy and sometimes rigorous discussion on
corporate issues and problems so that decisions can be reached and supported. Dulewicz,
MacMillan and Herbert (1995) denoted board process as the organizing and running of board
which need to be performed so that the objectives of the board can be achieved.
Further research should introduce an integrative conceptual model between board structure
and board performance, with board process as an intervening variable. Until lately, the
literature on board processes is lacking. The reason for insufficient empirical work on board
processes is possibly due to the difficulty of gaining access to boards. On the other hand, we
believe that such a limitation should not be an excuse for not developing a working model for
conceptual analysis.
The studies reviewed presented mixed findings regarding the relationship between board
structure variables and financial performance. While a number of them found a positive
relationship between the variables and performance, others found the opposite. This could be
linked to the variety of methodologies and definitions of variables used and the study
contextual factors that were not captured by the models employed. Most of these studies were
carried out in different countries and different managerial regimes.
Most of the studies reviewed also seem to examine the direct relationship between the
individual variables or specific set of variables and performance. As such they have
overlooked testing the variable interactions, their relations and causal linkage of all of them
and consequently the joint impacts on firm performance. As such critical organizational
context and implementation issues are ignored.
Finally, on a more practical note, understanding the different dimensions of board could lead
to better utility of boards to maximize their contributions. To the shareholders at large, they
might be eager to know how the dynamics of board processes impact on board and hence
company performance.
39
3.11 Conceptual Framework This study considers that due to the separation of ownership and control, the agent may be
driven by self-interest. The board structure in the form of share ownership by board members
will be able to provide important monitoring functions in an attempt to resolve the agency
conflict between management and shareholders. This could form the independent variable of
the study.
Therefore, this study is conducted within the ‘agency theory’ perspective. It can be argued
that share ownership by board members will bring independent advice which stewardship
theory ignores (Nicholson and Kiel, 2007). Similarly, consistent with ‘agency theory’, this
study argues that not owning shares will reduce the firm performance. This diminishes the
monitoring role of the board of directors due to lack of self interest, and this in turn may have
a negative effect.
There are a number of control variables that can be considered as evidenced by the literature.
Top managers’ ownership is calculated as the percentage of shares owned by top. Family
ownership is calculated as the percentage of shares owned by individual family members.
Institutional ownership is the percentage of shares owned by all institutional investors, or
Independent Variables:
• Board Structure (Board members ownership)
Moderating Variable: - Agency Theory
(Agency costs and Loss
Dependent Variable: • Financial
Performance (Market and Accounting measures)
Intervening Variables: • Board Size • Firm Age • CEO duality • Firm Size • Top management ownership • Family ownership • Institutional ownership • Independent outside directors
40
investors that are not individuals. Ownership by government agencies is excluded, because it
cannot be said that government agencies are used by controlling shareholders to engage in
cross-holding or pyramiding and to enhance their control rights. CEO duality is in most
studies a binary variable. When the CEO also serves as the chair of the board, 1 is coded;
otherwise 0 is coded. Independent outside directors is the number of independent directors
divided by the number of all directors. Others include; Board size, as prior studies have
revealed that it has effects on the efficiency of board meetings and thus the monitoring role of
the board (Andres et al., 2005; Eisenberg, Sundgren, & Wells, 1998). Board size is the
number of directors on the board. Size is the natural log of the total assets of the firm. Firm
age is the number of years from the establishment of the firm to the study date.
41
4.0 CONCLUSIONS AND RECOMMENDATIONS The effects of board structure on corporate performance are not well understood, but most
research begins with the premise that any effects of board structure must result from changes
in the efficacy, or monitoring capabilities, of boards. These changes are expected to affect
profits directly, and stock performance indirectly. However this poses a greater problem of
performance measurement. There appears to be no consensus in literature regarding the
efficacy of reliance on one set of indicators (accounting-based) or another (market-based).
Empirical studies reviewed show that corporate governance and in particular board structure
could increase firm’s performance and value by reducing agency costs. The improvement in
firm performance is attained particularly when there is strategic fit and alignment between
organizational strategy, management styles and various contextual factors.
Studies on corporate governance should in future move beyond the narrow band of theories
that has informed research to date. In academic studies of finance, a handful of economic
theories, such as agency theory and the efficient markets hypothesis, have dominated. These
explanatory frameworks assume fully rational actors making decisions based on careful
calculations about a firm’s current standing and future prospects. But in the stock market as
in other markets, behavior is shaped in important ways by psychological and sociological
factors that these theories neglect. Insights from psychology and economic sociology promise
to enrich our understanding of corporate governance.
Performance measures are many and varied with some schools of thought advocating for
financial performance measures and others for the non financial performance measures.
Frequently, when a body of findings is equivocal, methodological problems are at issue (e.g.,
Ferguson & Ketchen, 1999; Lewin & Minton, 1986; Short, Ketchen, & Palmer, 2002). One
possible contributor to this lack of performance findings in the literature derives from the
diverse and complex operationalization of the performance construct (Arin˜o, 2003; March &
Sutton, 1997; Venkatraman & Ramanujam, 1986). This should thus be explored further and a
uniform way for measuring corporate financial performance determined.
42
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