Lessons from patents: Using patents to measure technological change in environmental models
| Year of publication: |
2005
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|---|---|
| Authors: | Popp, David |
| Published in: |
Ecological economics : the transdisciplinary journal of the International Society for Ecological Economics. - Amsterdam [u.a.] : Elsevier, ISSN 0921-8009, ZDB-ID 10029424. - Vol. 54.2005, 2, p. 209-226
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