product market competition interact with the strength of patent rights. We provide empirical evidence of innovation responding …, that patent protection can complement competition in inducing innovation …Can patent protection and product market competition complement each other in enhancing incentives to innovate? In this …

fertility of an innovation in generating more innovations cannot be observed. The menu of patent scope can be implemented with …It may be advantageous to provide a variety of kinds of patent protection to heterogenous innovations. Innovations … protection in order to be encouraged. We model the problem of designing an optimal patent menu (scope and length) when the …

This paper surveys the major changes in patent policy and practice that have occurred in the last two decades in the U … effects of changes in patent policy. Despite the significance of the policy changes and the wide availability of detailed data … relating to patenting, robust conclusions regarding the empirical consequences for technological innovation of changes in …

analysis proceeds in stages. It begins with an exogenous rate of innovation in order to focus on the first two components. The … last two components are added by endogenizing the rate of innovation. Finally, the paper considers the role of foreign …

to the "Eco-Patent Commons", which provides royalty-free access to third parties to patented climate change related … investigate the motives of the contributing firms as well as the potential for such commons to encourage innovation and diffusion … knowledge management that combine open innovation and patenting …

existence of strong patent laws encourage innovation? And 2) May patent laws influence the direction - as opposed to the rate …What is the optimal system of intellectual property rights to encourage innovation? Empirical evidence from economic … to address problems with the current patent system: 3) How do patent pools, as a mechanism to mitigate litigation risks …

Patent pools, which allow competing firms to combine their patents, have emerged as a prominent mechanism to resolve … tolerance under the New Deal to investigate the effects of pools on innovation within 20 industries. Difference … discourage innovation by weakening competition to improve substitutes …

on patents as an incentive for innovation, the effectiveness of patents for invention disclosure, patent valuation, and … what we know about the design of patent systems. We also look at what is known about some current policy areas, including … software and business method patents, university patenting, and the growth in patent litigation …

the effects of a patent pool on innovation. Contrary to theoretical predictions, the sewing machine pool appears to have …Members of a patent pool agree to use a set of patents as if they were jointly owned by all members and license them as … a package to other firms. Regulators favor pools as a means to encourage innovation: Pools are expected to reduce …

quality, follow-on innovation. Winning a first patent boosts a startup's subsequent growth and innovation by facilitating ….S. Patent Office since 2001, we find that startups that win the patent “lottery” by drawing lenient examiners have, on average …, 55% higher employment growth and 80% higher sales growth five years later. Patent winners also pursue more, and higher …