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

This paper studies a simple model of experimentation and innovation. Our analysis suggests that patents may improve the … project to implement. A successful innovation can be copied by other firms. Symmetric equilibria (where actions do not depend … equilibria). In contrast to patents, subsidies to experimentation, research, or innovation cannot typically achieve this …

. After linking these ideas to the induced innovation literature of the 1960s and the more recent directed technological …

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

We study a dynamic general equilibrium model where innovation takes the form of the introduction new goods, whose … production requires skilled workers. Innovation is followed by a costly process of standardization, whereby these new goods are … substitution between goods and other parameters. Third, we show that the interplay between innovation and standardization may lead …

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

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

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 …