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janice-hensley
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Why open data?
Must: Open data policy (EU or national) Want: Moral incentive (democracy,
transparency), Societal effectivenes and efficiency
Can: Technology, web services, web 2.0…
5
Why open data in the Netherlands?
Initiative of Mininstry of Economic Affairs: Digital agenda.nl “Smarter” economy – open data as catalysator Spin-off of the European Digital Agenda
Ministry of the Interior and Kingdom Relations: “Open Government vision” More economic growth when data are open
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What is open governmental data?
Basisdata (not aggregated, not interpreted, …);
Without intelectual ownership rights; Collected from public money for public
tasks; Open standards Machine-readable No financial barieers (distribution costs) Open license
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Open data research
34,000 papers mentioning “open data” since 2009 (Google Scholar)
2200 publications on “Open Government Data”
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1:10.000
1:25.000
1:250.000
1:500.000
1:1.000.000
Open Topographic Register
Produced by Kadaster since 19 century
Since 2008 basicregister (BRT) with own policy
Since 2012 open data
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Research: Assessing the Effects of Open BRT Why:
The core business for Kadaster is data dissemination
Optimal dissemination Difficult to monitor the use Are the open BRT goals realized? (more use?,
more companies use BRT? Economic effects?) What is the impact on Kadaster, on imago
Kadaster
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Economic effects
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Economic effects of open data BRT
Government, education and researchThe costs of access, maintanance and
use of BRT are lower26 answers 52%
The costs of access, maintanance and use of BRT are higher
1 answer 2%
The costs of access, maintanance and use of BRT are the same
23 46%
CompaniesHow many days did you spend in the previous year to access, maintain and
apply the BRT
Average 19 days 1105,5 days total per sample
CitizensHow many days did you spend in the previous year on working with BRT
13 418 days total per sample
19
0
50
100
150
200
250
300
350
400
2011 2012 2013 pilot (2 maanden)
aantal meldingen
aantal meldingen
Conclusions
The use of BRT by companies and citizens has increased enormousely
Companies invest in BRT ~11.5 – 14.5 M Euro yearly
For Government the costs of using BRT are the same or less
The BRT is used for “other applications” For Kadaster making BRT open have limited
effects, more dependent on Ministry budget
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