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

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 …

impact the incentives to introduce new products and draw welfare implications. We also consider a patent portfolio …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 …