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Persistent link: https://www.econbiz.de/10003094637
This paper asks the question: Can we see evidence of General Purpose Technologies in patent data? Using data on three million US patents granted between 1967 and 1999, and their citations received between 1975 and 2002, we construct a number of measures of GPTs, including generality, number of...
Persistent link: https://www.econbiz.de/10012467786
This paper asks the question: Can we see evidence of General Purpose Technologies in patent data? Using data on three million US patents granted between 1967 and 1999, and their citations received between 1975 and 2002, we construct a number of measures of GPTs, including generality, number of...
Persistent link: https://www.econbiz.de/10013233226
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Evidence on the “funding gap” for investment innovation is surveyed. The focus is on financial market reasons for …
Persistent link: https://www.econbiz.de/10014025162
about the relationship between the patent system and innovation, in order to draw some tentative conclusions about their …
Persistent link: https://www.econbiz.de/10008615252
Evidence on the "funding gap" for investment innovation is surveyed. The focus is on financial market reasons for …
Persistent link: https://www.econbiz.de/10008615253