We analyze the effect of patent thickets on entry into technology areas by firms in the UK. We present a model that … for hold-up due to the presence of patent thickets. We show empirically that our measure of patent thickets is associated … entry. Our evidence indicates that patent thickets raise entry costs, which leads to less entry into technologies regardless …

lower prices. Innovation prizes and other non-patent rewards are becoming more prevalent in government's innovation policy …, and are also widely implemented by private philanthropists. In this paper we develop a model in which a patent buyout is … model still involves some form of patent buyout. The buyout uses two key pieces of information: market outcomes observed …

Can patent protection and product market competition complement each other in enhancing incentives to innovate? In this … product market competition interact with the strength of patent rights. We provide empirical evidence of innovation responding … positively to the product market reform in industries of countries where patent rights are strong, not where these are weak. The …

likelihood of being ruled valid in a patent infringement litigation. Strengtheningpatent protection via a greater validity or … innovationcapacity. The optimal innovation-maximizing patent policy balances these two opposing effects. Formoderate patent validity … which the litigation effect dominates. Moderate validity and infinite patent length maximizes innovation when future profits …

after the end of the process and fully exploit their bargaining leverage, then patent holders aspire to disclose always … after the end of the process. However, if a patent holder cannot rely on the other participants to always contribute to the … cross-licensing agreements that eliminate the strategic aspect of patent disclosure, and show that, in an institutional …

to the "Eco-Patent Commons", which provides royalty-free access to third parties to patented climate change related …

The patent system encourages innovation by giving inventors temporary monopoly rights over their inventions and the …

We present a model of process innovation that offers an explanation for the negative relationship between patent … favor imitation. Since imitation is discouraged for strong levels of patent protection, we find that R&D investment is often … maximized for an intermediate protection level. In addition, an increase in patent protection can enhance the innovator …