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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
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
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
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
-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
The market for ideas makes new combinations of inventions to form complex innovations such smart phones and mobile broadband networks. I show that bargaining in the market for ideas provides efficient coordination with complementary inventions. Extending neoclassical economic tools to the market...
Persistent link: https://www.econbiz.de/10012850074
patentability standards at PTOs (Patent and Trademark Offices awarding so-called bad patents), not only “false innovators” have the … chance of being granted patents but also, and more interestingly, “true innovators” are forced to patent more intensively … reduces the incentives to exert effort in R&D activities. Then, drawing on the signaling role of patents highlighted by the …
Persistent link: https://www.econbiz.de/10013051385
This paper examines the impact of government assistance through R&D grants on innovation output for firms in New Zealand. Using a large database that links administrative and tax data with survey data, we are able to control for large number of firm characteristics and thus minimise selection...
Persistent link: https://www.econbiz.de/10013016668
(TDs). Using a large-scale dataset combining data from the EPO-PATSTAT database and ORBIS-IP and containing patents applied …
Persistent link: https://www.econbiz.de/10013193295
We use exogenous variation in the strength of trade secrets protection to show that a relative weakening of patents …
Persistent link: https://www.econbiz.de/10012060814