Innovation is part idea generation and part development. We build a model of "innovating-by-doing," whereby ideas come … to practitioners. Successful innovation requires that practitioners' ideas be developed through costly effort. Our model ….S. Medicare program on medical equipment innovation. Our model’s structure allows us to infer the Medicare program's aggregate …

increase mirroring the social cost of carbon. We find that the induced clean innovation response primarily comes from existing …

linked fields. Our analysis uses 1.8 million U.S. patents and their citation properties to map the innovation network and its … strength. Past innovation network structures are calculated using citation patterns across technology classes during 1975 … predictive power on future innovation after 1995. This pattern is consistent with the idea that when there is more past upstream …

This article tests the effects of fuel economy and greenhouse gas emission standards on the direction of innovation, in … for the years 2000-2016. Our results indicate that standards are a very robust driver inducing clean innovation, whereas … negatively impact dirty innovation. …

supply on automation innovation by exploiting an immigrant placement policy in Germany during the 1990s and 2000s. Difference …-in-differences estimates indicate that one additional worker per 1,000 manual and unskilled workers reduces automation innovation by 0 …-skilled workers. Labor market tightness and external demand are plausible mechanisms for the labor-innovation nexus. …