We develop a theory of innovation for entry and sale into oligopoly, and show that inventions of higher quality are …

In a Cournot oligopoly set up with constant marginal cost and linear demand, innovation is rewarding. In this paper we … work with a Cournot oligopoly framework with increasing marginal cost and linear demand and show that innovation may not be … interaction we attempt to capture and explain is the one of technology with the possibility of innovation via the intensity of …

, innovation …

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 …