Creating innovation through environmental policy : evidence from OECD engine patents
An invention, when applied for the first time, is called an innovation. Resembling a tree that sustains branches, this paper identifies the factors which sustain complementary innovations of vehicle engines during 1974-2010 in the OECD region. A data set of 26,378 patents is used to estimate the imp...
| Main Authors: | , , , |
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| Format: | Working paper |
| Language: | English |
| Published: |
Transport Studies Unit, University of Oxford
2014
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