innovation—in the sense that research can be directed to either clean or dirty technologies. If dirty technologies are more … technologies. Carbon taxes and research subsidies may nonetheless encourage production and innovation in clean technologies, though … US energy sector. The model's quantitative implications match a range of moments not targeted in the estimation quite …

An inventor's own knowledge is a key input in the innovation process. This knowledge can be built by interacting with … of our new innovation-led endogenous growth model, in which innovations are produced by heterogeneous research teams of … model nests inside the innovation-based endogenous growth model. We estimate the model, which fits the data very closely …

choice between incremental and radical innovation, and on how managers of different ages and human capital are sorted across … consistent with this pattern. Our measures of creative innovations proxy for innovation quality (average number of citations per …

choice between incremental and radical innovation, and on how managers of different ages and human capital are sorted across … measures of creative innovations proxy for innovation quality (average number of citations per patent) and creativity (fraction …