This paper analyzes the optimal protection strategy for an innovator of a complex innovation who faces the risk of … imitation by a competitor. We suppose that the innovation can be continuously fragmented into sub-innovations. We characterize … the optimal mix of patent and trade secrets when the innovator faces a strict novelty requirement and can only patent a …

This paper provides a first comprehensive quantitative analysis of optimal patent policy in the global economy. We … introduce a new framework, which combines trade and growth theory into a tractable tool for quantitative research. Our … application delivers three main results. First, the potential gains from international cooperation over patent policies are large …

We construct a tractable general equilibrium model of cumulative innovation and growth, in which new ideas strictly … lower than the social plannerś benchmark, which suggests a role for patent policy. We focus on a "non-infringing inventive … the rate of innovation, as well as a separate optimal required inventive step that maximizes welfare, with the former …

.S. "exhausts" all rights of the patentee to that item under the Patent Act. This decision goes against the Government's position … that a foreign sale authorized by the U.S. patentee should exhaust U.S. patent rights by default unless the patentee … subjects the firms that source in the South and sell in the North to the risk of a patent infringement lawsuit but allows the …

. 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 …This paper analyses the causal impact of Intellectual Property Rights (IPR) on pharmaceutical innovation in a panel of …

We investigate how international patent activity enables firms from emerging economies to thrive in the global … marketplace. We match Chinese customs data to US patent records, and leverage the quasi-random assignment of USPTO patent … examiners to identify the causal effect of a US patent grant on the subsequent export performance of Chinese firms. Successful …

harmful for innovation and if so, whether compulsory licensing can provide an effective remedy. The consent decree settled an … to license all its existing patents royalty-free. The compulsory licensing increased follow-on innovation building on … Bell patents by 17%. This effect is driven mainly by young and small companies. Yet, innovation increased only outside the …

a world economy with ongoing innovation in two countries that differ in market size and in their capacities for … innovation. We associate the strength of IPR protection with the duration of a country's patents that are applied with national … treatment. After describing the determination of national policies in a non-cooperative regime of patent protection, we ask, Why …

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 model of patent trolls to understand various litigation strategies employed by nonpracticing …