a world economy with ongoing innovation in two countries that differ in market size and in their capacities for …We study the incentives that governments have to protect intellectual property in a trading world economy. We consider … innovation. We associate the strength of IPR protection with the duration of a country's patents that are applied with national …

This paper analyses the causal impact of Intellectual Property Rights (IPR) on pharmaceutical innovation in a panel of …. 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 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 … fraction of the innovation once. We also study the optimal dynamic patenting policy in a soft novelty regime, when the …

counterproductive, slightly reducing welfare in the Global South and for the world. Overall, there is substantial scope for policy …

constraints or the promotion of follow-on innovation. …

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 … patents reduce social welfare as they charge higher licensing fees and chill subsequent innovation incentives. …