contributes to innovation in source countries. We use changes in the labour mobility legislation within Europe as exogenous … variation to establish causality. By analysing patent citation data, we further provide evidence that these positive effects are …

We construct a tractable general equilibrium model of cumulative innovation and growth, in which new ideas strictly … lower than the social planner's 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 …

We investigate the relationship between the presence of migrant inventors and the dynamics of innovation in the …

emanating from China's economic ascent could in theory either augment or stifle U.S. innovation. Using three decades of U ….S. patents matched to corporate owners, we quantify how foreign competition affects domestic innovation. Rising import exposure … sectoral patenting trends, we find that U.S. patent production declines in sectors facing greater import competition. This …

Innovation is part idea generation and part development. We build a model of “innovating-bydoing,” whereby ideas come … to practitioners. Successful innovation requires that practitioners’ideas be developed through costly effort. Our model … program onmedical equipment innovation. Our model’s structure allows us to infer the Medicare program’saggregate effects. We …

innovation. We use machine learning tools to develop new data describing the aspects of medical and mechanical innovations that … are emphasized in patent documents. Our analysis of historical patents yields three primary facts. First, we find that the …