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 …

We build a model of firm-level innovation, productivity growth and reallocation featuring endogenous entry and exit. A …

How do political connections affect firm dynamics, innovation, and creative destruction? To answer this question, we … build a firm dynamics model, where we allow firms to invest in innovation and/or political connection to advance their …

explain them. We then describe a theoretical framework of endogenous markups, innovation, and competition that can potentially …

. Importantly, the theoretical model captures the strategic behavior between competing firms, its effect on their innovation …