conditions. The model provides a step toward a theory of endogenous innovation under conditions of perfect competition. …

environmental regulations can spur more rapid innovation. I present a general framework for the analysis of these questions. I …

This paper compares the role innovation plays in productivity across the four European countries France, Germany, Spain … and the UK using firm-level data from the internationally harmonized Community Innovation Surveys (CIS3). Despite a … still rare. We apply a structural model that describes the link between R&D expenditure, innovation output and productivity …

, innovation and economic growth. We provide empirical evidence that the reforms carried out under the EU Single Market Programme … with a subsequent increase in innovation intensity and productivity growth for manufacturing sectors. In our analysis we … reforms on average profitability, and the effects of profitability on innovation and productivity growth. …

We study the interplay between transportation infrastructure, knowledge flows, and innovation. Exploiting historical … variation, we estimate the effect of U.S. interstate highways on regional innovation. We find that a 10% increase in a region …

dirty innovation and production; (ii) optimal policy involves both .carbon taxes. and research subsidies, so that excessive … the switch to clean innovation under laissez-faire when the two inputs are substitutes. Under reasonable parameter values …