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Bargaining failure and freedom to operate : re-evaluating the effect of patents on cumulative innovation
Gaessler, Fabian; Harhoff, Dietmar; Sorg, Stefan - 2019
We investigate the causal effect of patent rights on cumulative innovation, using large-scale data that approximate the patent universe in its technological and economic variety. We introduce a novel instrumental variable for patent invalidation that exploits personnel scarcity in post-grant...
Persistent link: https://www.econbiz.de/10012139072
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Bargaining Failure and Freedom to Operate : Re-Evaluating the Effect of Patents on Cumulative Innovation
Gaessler, Fabian - 2019
We investigate the causal effect of patent rights on cumulative innovation, using large-scale data that approximate the patent universe in its technological and economic variety. We introduce a novel instrumental variable for patent invalidation that exploits personnel scarcity in post-grant...
Persistent link: https://www.econbiz.de/10012863982
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Patent Quality and Value in Discrete and Cumulative Innovation
Baron, Justus - 2010
size, we build a quality factor jointly driving all indicators for 9255 patents. We then test the significance of this … robust and significant link between patent quality and value in samples of discrete and complex technology patents, there is … no significant link for patents that are essential to technological standards. Consistently, neither the quality factor …
Persistent link: https://www.econbiz.de/10013135973
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Inventing Inclusive Patents. From Old to New Open Innovation
Van Overwalle, Geertrui - 2015
-centered open innovation, characterized by a for-profit motive and the interplay between patents and contracts, resulting in …
Persistent link: https://www.econbiz.de/10013010074
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Appropriability and the Timing of Innovation : Evidence from Mit Inventions
Dechenaux, Emmanuel; Goldfarb, Brent; Thursby, Marie C.; … - 2015
by Lerner's index of patent scope and effectiveness of patents in a line of business, decrease the hazard of termination …
Persistent link: https://www.econbiz.de/10014030972
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Large-Scale Open Innovation : Open Source vs. Patent Pools
Rayna, Thierry - 2013
The traditional view of innovation, which implies that companies innovate on their own, has been recently challenged by the 'open' innovation concept promoting the use of external knowledge. Collaboration between firms has always existed in one way or another, however, large-scale open...
Persistent link: https://www.econbiz.de/10013094111
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The Impact of Uncertain Intellectual Property Rights on the Market for Ideas : Evidence from Patent Grant Delays
Gans, Joshua S.; Hsu, David H.; Stern, Scott - 2013
This paper considers the impact of the intellectual property (IP) system on the timing of cooperation/licensing by start-up technology entrepreneurs. If the market for technology licenses is efficient, the timing of licensing is independent of the patent grant date, and productive efficiency...
Persistent link: https://www.econbiz.de/10014027165
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Robustness report on "Innovation and institutional ownership", by Aghion, Philippe, John van Reenen, and Luigi Zingales (2013)
Campbell, Douglas L.; Brodeur, Abel; Johannesson, Magnus; … - 2024
Aghion, Van Reenen and Zingales (2013) find that institutional ownership causes an increase in innovation as measured by citation-weighted patent counts. To identify a causal effect, they use membership in the S&P 500 as an instrument for institutional ownership in a panel regression. We first...
Persistent link: https://www.econbiz.de/10014556608
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The Effect of Technological Imitation on Corporate Innovation : Evidence from US Patent Data
Im, Hyun Joong - 2019
Technological imitation may play a crucial role in motivating firms to innovate. However, theoretical predictions and empirical findings on the role of imitation have not yet reached a consensus. One major gap in the previous studies is that the empirical tests are based on samples consisting of...
Persistent link: https://www.econbiz.de/10012902478
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Adopting Knowledge From Reverse Innovations? Transnational Patents and Signaling From an Emerging Economy
Huang, Kenneth G. - 2019
asymmetry across countries, granting patents to technology in the emerging economy of China can serve as a signal of technology …-in-differences estimates using 4226 China–U.S. patent dyads and comparable U.S. patents support our hypotheses …
Persistent link: https://www.econbiz.de/10012868703