Showing 1 - 10 of 27
This paper presents estimates of the productivity and factor bias effects of interindustry Ramp;D spillovers for five high-tech industries. Each industry is distinguished as a separate spillover source. The industries are each affected by Ramp;D spillovers and are themselves spillover sources....
Persistent link: https://www.econbiz.de/10012760211
Persistent link: https://www.econbiz.de/10000874909
In this paper we analyze the evidence from a large number of studies on three specific questions pertaining to R&D investment: (1) Are there diminishing returns to inventive activities? (2) What is the relationship between R&D and productivity and what are the magnitudes of the returns to a...
Persistent link: https://www.econbiz.de/10012474527
Persistent link: https://www.econbiz.de/10001101899
We study how the market for innovation affects enforcement of patent rights. Conventional wisdom associates the gains from trade with comparative advantage in manufacturing or marketing. We show that these gains imply that patent transactions should increase litigation risk. We identify a new...
Persistent link: https://www.econbiz.de/10014178531
We study how fragmentation of patent rights ('patent thickets') and the formation of the Court of Appeal for the Federal Circuit (CAFC) affected the duration of patent disputes, and thus the speed of technology diffusion through licensing. We develop a model of patent litigation which predicts...
Persistent link: https://www.econbiz.de/10013117066
We study how the market for innovation affects enforcement of patent rights. Conventional wisdom associates the gains from trade with comparative advantage in manufacturing or marketing. We show that these gains imply that patent transactions should increase litigation risk. We identify a new...
Persistent link: https://www.econbiz.de/10013120992
Persistent link: https://www.econbiz.de/10009237725
Persistent link: https://www.econbiz.de/10009348759
Persistent link: https://www.econbiz.de/10009307633