Using firm level panel data from the U.S., I explore the relationship between firm size and R&D productivity for two … obtained per dollar of investments. I find that the average quality of patents (citations received per patent) falls with firm … size in Pharmaceuticals, but there is no relationship between patent quality and firm size in Semiconductors. Citations …

propose estimating nested logit demand models, using household panel data to automate the assignment of products to nests. Our …

This article investigates the role of industry driven coordination mechanisms such as consortia and patent pools in the … international Standard Development Organizations (SDO), we investigate how informal standardization consortia and patent pools … influence the number and timing of patent declarations to formal SDOs. In spite of the increasing problems raised by the high …

We build a model of firm entry and exit and show how returns to scale shape firm survival, the equilibrium productivity … and size distributions and firm concentration. High productivity dispersion and high concentration ratios need not reflect … productivity dispersion across establishments. Indeed, industries with lower returns to scale are characterized by higher …

data (~3.63 million applications) from three different United States Patent and Trademark Office (USPTO) sources - Patent … patenting process. We analysed cross sectional and temporal variation in the patent issue rates, entry pend-ency, office actions …, Korea (South), Taiwan, China and India).The patent issue rate differed substantially between technology centers and …