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

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 …

supports innovation activities, especially early in the life cycle of firms …

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 …

countries can simultaneously use patent boxes and R&D subsidies to promote innovation. We show that when countries set their tax … policies unilaterally, innovation is fostered, at the margin, only by the R&D subsidy. The patent box tax rate is instead …