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Citation frequency and the value of patented inventions
Harhoff, Dietmar (contributor) - In: The review of economics and statistics 81 (1999) 3, pp. 511-515
Persistent link: https://www.econbiz.de/10001406192
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The impact of the German feed-in tariff scheme on innovation : evidence based on patent filings in renewable energy technologies
Böhringer, Christoph; Cuntz, Alexander; Harhoff, Dietmar; … - In: Energy economics 67 (2017), pp. 545-553
Persistent link: https://www.econbiz.de/10011898014