Showing 1 - 10 of 40
their inward looking or exploitationʺ attitude in R&D and innovation. We argue that because of sunk costs and learning …. Among other things, this suggests that explorationʺ, which leads to the opening of new innovation trajectories, requires not …
Persistent link: https://www.econbiz.de/10003211779
), decreased clarity, and questionable validity. Such patents allegedly diminish the incentives for innovation due to increased …
Persistent link: https://www.econbiz.de/10012982294
), decreased clarity, and questionable validity. Such patents allegedly diminish the incentives for innovation due to increased …
Persistent link: https://www.econbiz.de/10014125776
Patent classification systems are largely designed for administrative purposes, limiting their value for most research purposes. To address this deficiency, Hall, Jaffe, and Trajtenberg (2001) developed a higher-level classification for the National Bureau of Economic Research (NBER) Patent...
Persistent link: https://www.econbiz.de/10012971627
Patent classification systems are largely designed for administrative purposes, limiting their value for most research purposes. To address this deficiency, Hall, Jaffe, and Trajtenberg (2001) developed a higher-level classification for the National Bureau of Economic Research (NBER) Patent...
Persistent link: https://www.econbiz.de/10012981653
their inward looking or exploitation attitude in R&D and innovation. We argue that because of sunk costs and learning …. Among other things, this suggests that exploration, which leads to the opening of new innovation trajectories, requires not …
Persistent link: https://www.econbiz.de/10010328525
This paper merges patent citation data with data on pharmaceutical patent expirations, generic entry, and pricing to explore the effects of observable patent characteristics on off-patent and on-patent pharmaceutical pricing. Using a sample of drug patents facing generic entry in the 1990s, I...
Persistent link: https://www.econbiz.de/10012732596
way firms profit from innovation according to the stage of industry evolution. We argue that in early stages of industry …
Persistent link: https://www.econbiz.de/10014055448
Persistent link: https://www.econbiz.de/10014537416
This paper provides new information, not available from other sources, on the characteristics ofthe innovation process …
Persistent link: https://www.econbiz.de/10005869356