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The Use of Catastrophe Modelling for Quantifying and Mapping Risks Robert Muir-Wood PhD Feb 26 th 2007

The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

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Page 1: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

Th

e U

se o

f C

atas

tro

ph

e M

od

ellin

g f

or

Qu

anti

fyin

g a

nd

Map

pin

g R

isks

Rob

ert M

uir-

Woo

d P

hD

Feb

26th

2007

Page 2: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

2C

onfi

dent

ial

Ris

k M

anag

emen

t S

olu

tio

ns

Larg

est d

evel

oper

of r

isk

mod

elin

gso

ftwar

e an

d so

lutio

ns

for

the

glob

al in

sura

nce

and

rein

sura

nce

mar

ket –

with

a

prin

cipa

l foc

us o

n na

tura

l and

man

-mad

e C

atas

trop

he r

isk

1100

em

ploy

ees

in p

rinci

pal o

ffice

s: U

S (

Cal

iforn

ia &

New

Je

rsey

), L

ondo

n, B

erm

uda,

Tok

yo, Z

uric

h an

d In

dia

(New

D

elhi

and

Hyd

erab

ad)

RM

S In

dia

empl

oys

700

-is

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adin

g In

dian

GIS

com

pany

an

d th

e fo

cus

of R

MS

Cat

astr

ophe

ris

k m

odel

ing

for

the

deve

lopi

ng w

orld

400

clie

nts

incl

udin

g al

mos

t all

the

maj

or in

sure

rs a

nd

rein

sure

rs, r

eins

uran

ce b

roke

rs, c

apita

l mar

kets

, go

vern

men

ts, c

orpo

ratio

ns e

tc.

Rec

ent e

stab

lishm

ent o

f clim

ate

chan

ge r

isk

prac

tice

Page 3: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

3C

onfi

dent

ial

Cat

astr

op

he

Lo

ss M

od

ellin

g A

gen

da

Met

hodo

logy

Key

loss

ret

urn

perio

ds b

y pe

ril

Use

of s

cena

rios

to e

xplo

re d

isas

ter

prep

ared

ness

and

the

pote

ntia

l sys

tem

ic im

pact

s of

‘Sup

er C

atas

trop

hes’

Ris

k ra

ting

and

the

insu

ranc

e in

dust

ry

Page 4: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

4C

onfi

dent

ial

Pro

bab

ilist

ic C

atas

tro

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e L

oss

Mo

del

ling

Calc

ulat

e Ca

lcul

ate

Dam

age

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age

Asse

ss

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ss

Earth

quak

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ake

Mot

ion

Mot

ion

Qua

ntify

Q

uant

ify

Fina

ncia

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sFi

nanc

ial L

oss

Gen

erat

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och.

Gen

erat

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och.

Even

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ents

Appl

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ply

Expo

sure

Expo

sure

Page 5: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

5C

onfi

dent

ial

Sto

chas

tic

Fau

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ifo

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ents

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ents

Sto

chas

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ts

: 42

,687

Mw

5.0

–8.

75

Mod

ellin

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xper

ienc

e

Page 6: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

6C

onfi

dent

ial

Lo

cal s

oil

amp

lific

atio

n In

dex

Nat

iona

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of S

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ey &

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(Agg

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at th

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ock

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Mod

ellin

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xper

ienc

e

Page 7: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

7C

onfi

dent

ial

RM

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lner

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Page 8: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

8C

onfi

dent

ial

Mo

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Res

olu

tio

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Dis

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(VR

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ellin

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xper

ienc

e

Page 9: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

9C

onfi

dent

ial

Blo

ck le

vel L

oss

cost

10 t

o 12

6 t

o 10

5 t

o 6

2 t

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1 t

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to

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to

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all o

ther

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RM

SI I

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ia E

arth

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ake

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Mo

del

-R

isk

to

Res

iden

tial

Exp

osu

re

Page 10: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

10C

onfi

dent

ial

Eco

no

mic

Lo

ss in

200

1 G

uja

rat

Ear

thq

uak

e (I

n C

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s)

Som

e of

the

aff

ecte

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dust

ries

:

Kan

dla

Port

Tru

st, H

indu

stan

L

ever

, and

IFF

CO

Insu

ranc

e C

laim

s:E

xpec

ted

to

be a

roun

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00 c

rore

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oss

in G

ujar

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arth

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ouse

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ctur

e &

Am

eniti

es

Indu

stria

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ablis

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omm

erci

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stab

lishm

ent

Page 11: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

11C

onfi

dent

ial

Cyc

lon

e R

isk

Ind

ia –

Ave

rag

e A

nn

ual

ised

Lo

ss

(AA

L)

Page 12: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

12C

onfi

dent

ial

Cyc

lon

e R

isk

Ind

ia –

EP

loss

es A

nd

hra

P

rad

esh

Page 13: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

13C

onfi

dent

ial

Co

mp

arat

ive

Cat

astr

op

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Ris

k

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pic

al C

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ake

An

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nn

ual

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eed

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Exc

eed

ance

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bab

ility

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ility

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$ L

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loo

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yr

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100

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P10

0 yr

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1000

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Page 14: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

14C

onfi

dent

ial

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Page 15: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

15C

onfi

dent

ial

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Page 16: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

16C

onfi

dent

ial

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CD

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Page 17: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

17C

onfi

dent

ial

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Page 18: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

18C

onfi

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Exp

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Page 19: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

19C

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Page 20: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

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Page 21: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

21C

onfi

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Page 22: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

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Page 23: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

23C

onfi

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ajo

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Page 24: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

24C

onfi

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Page 25: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

25C

onfi

dent

ial

Th

e ca

scad

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nd

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in ‘S

up

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tain

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of d

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ands

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ipel

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of to

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:

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er &

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lock

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cces

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(as

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ed fl

oodi

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–C

onta

min

atio

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Sys

tem

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cono

mic

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pact

of t

he c

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n th

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onom

y fe

edin

g ba

ck in

to lo

sses

)

–ie

abse

nce

of la

bor

forc

e to

mak

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and

–ho

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/sto

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sing

to d

elay

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ning

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ugh

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of v

isito

rs

Page 26: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

26C

onfi

dent

ial

Mo

st C

atas

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e P

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e O

EC

D C

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ntr

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ally

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ico

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thqu

ake

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ited

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cial

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e

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Zea

land

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thqu

ake/

Vol

cano

Nat

iona

l Uni

vers

al s

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e

Por

tuga

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inds

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ead

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Insu

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e

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ake

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ited

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mer

cial

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e

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key

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thqu

ake/

Flo

odN

at S

chem

e (1

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>50%

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% o

f lo

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% o

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Page 27: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

27C

onfi

dent

ial

Bey

on

d t

he

dir

ect

imp

acts

of

Cat

astr

op

hes

Pro

blem

s of

eva

cuat

ion

for

fore

cast

ed p

erils

All

evac

uatio

ns a

re o

nly

part

ial (

75%

in N

ew O

rlean

s 20

05)

–E

vacu

atio

ns m

ay b

e to

a lo

catio

n al

so in

per

il (a

s in

fire

fo

llow

ing

eart

hqua

ke a

nd in

eru

ptio

ns)

Long

term

dis

rupt

ion

––

Par

ticul

arly

a fe

atur

e of

vol

cani

c er

uptio

n –

Mon

tser

rat

volc

ano

cont

inue

s to

eru

pt a

fter

a de

cade

Man

y m

ajor

eru

ptio

ns le

ad to

long

term

reg

iona

l inc

reas

es in

flo

odin

gIn

abili

ty to

rai

se fu

nds

for

reco

nstr

uctio

n (p

robl

em o

f the

un

insu

red

and

for

deve

lopi

ng c

ount

ries)

–D

iver

sion

of f

unds

inte

nded

for

othe

r de

velo

pmen

t pro

ject

sIn

abili

ty to

pro

vide

lead

ersh

ip a

roun

d re

cons

truc

tion

–W

ithou

t a m

itiga

tion

stra

tegy

-kn

owle

dge

of r

aise

d le

vel o

f ris

k ca

n di

sinc

entiv

ize

imm

edia

te r

econ

stru

ctio

n -

exam

ple

of

New

Orle

ans

–‘T

he c

atas

trop

he s

erve

s to

acc

eler

ate

wha

teve

r ec

onom

ic

tren

d –

decl

ine

or r

isin

g pr

ospe

rity

–th

at e

xist

ed b

efor

e th

e ev

ent’

Page 28: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

28C

onfi

dent

ial

Ris

ing

leve

ls o

f ri

sk a

nd

th

e re

trea

t o

f p

riva

te in

sura

nce

:

Bef

ore

risk

mod

elin

g, te

nden

cy to

ass

ume

that

cat

astr

ophe

ris

k co

sts

wer

e m

uch

mor

e un

iform

than

now

dem

onst

rate

d

–V

ery

high

ris

k gr

adie

nts

iden

tifie

d fo

r flo

od &

coa

stal

trop

ical

cycl

one

risk

–P

rivat

e in

sura

nce

syst

ems

tend

to c

ross

sub

sidi

ze th

ose

at

high

est r

isk

in a

way

that

may

not

be

sust

aina

ble

–S

tate

bac

ked

cata

stro

phe

insu

ranc

e sc

hem

es a

re o

ften

flat r

ated

–G

over

nmen

ts ‘s

hy’ a

bout

rev

ealin

g tr

ue d

iffer

entia

ted

risk

info

rmat

ion

as it

can

sig

nific

antly

affe

ct la

nd/p

rope

rty

valu

es

US

Gul

f and

Flo

rida

insu

ranc

e cr

isis

follo

win

g 20

04 &

200

5 H

urric

ane

seas

ons

–F

law

ed s

yste

m o

f priv

ate

win

d in

sura

nce

and

gove

rnm

ent f

lood

in

sura

nce

has

led

to m

any

law

suits

con

cern

ing

prop

ertie

s de

stro

yed

by h

urric

ane

stor

m s

urge

–N

ew J

an 2

007

Flo

rida

legi

slat

ure

sign

ifica

ntly

exp

ande

d go

vern

men

t rol

e in

insu

ranc

e an

d re

insu

ranc

e in

res

pons

e to

in

crea

ses

in in

sura

nce

cost

s (b

lam

ed o

n re

insu

rers

& m

odel

lers

)

Page 29: The Use of Catastrophe Modelling for Quantifying and ... · US Gulf and Florida insurance crisis following 2004 & 2005 Hurricane seasons – Flawed system of private wi nd insurance

29C

onfi

dent

ial

Hu

rric

ane

(win

d)

Ris

k co

sts

in F

lori

da