This paper develops a model of patent trolls to understand various litigation strategies employed by nonpracticing …

This paper analyzes patent pools and their effects on innovation incentives. It is shown that the pro …-competitive effects of patent pools for complementary patents naturally extend for dynamic innovation incentives. However, this simple … case, the licensing fees reflect the strength of patents. Patent pools of complementary patents can be used to discourage …

This paper develops a theory of patent portfolios in which firms accumulate an enormous amount of related patents in … infringe on other firms ́patent portfolios. We investigate how litigation incentives for the holders of patent portfolios … impact the incentives to introduce new products and draw welfare implications. We also consider a patent portfolio …

deter entry with the threat of patent litigation. We show that a positive cross-licensing royalty rate, which would …

Most patent pools are formed in the shadow of patent litigation as an attempt to settle disputes in regard to … incentives to form a patent pool or engage in cross-licensing arrangements in the presence of uncertainty as to the validity and … incentives. Antitrust implications of patent pools are considered. The effects of patent pools on third party incentives to …

Patent boxes have been heavily debated for their role in corporate tax competition. This paper uses firm-level data for … determinants of patent registration across a large sample of countries. Importantly, we disentangle the effects of corporate income … taxation from the tax advantage of patent boxes. We also exploit a new and original dataset on patent box features such as the …

In this paper we develop a theory of patenting in which a firm preserves its reputation to only apply for a patent …. In particular, we analyze the merits of different patent systems. …

patentability standards at PTOs (Patent and Trademark Offices awarding so-called bad patents), not only "false innovators" have the … chance of being granted patents but also, and more interestingly, "true innovators" are forced to patent more intensively … distortions caused by bad patents. Moreover, we show that introducing a two-tiered patent system is unlikely to improve market …

. Domestic innovation is measured as citation-weighted domestic patents filed at the European Patent Office (EPO): to account for … to patent at the EPO. Results show that, in the short-run, IPR stimulate innovation. The effect for developing countries …