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 …-1994. The interaction of this pre-existing network structure with patent growth in upstream technology fields has strong …

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

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 …-1994. The interaction of this pre-existing network structure with patent growth in upstream technology fields has strong …

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 …

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

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 … patents, and simulated method of moments using microdata on employment, production, R&D, firm growth, entry and exit from the …

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 … patents, and simulated method of moments using microdata on employment, production, R&D, firm growth, entry and exit from the …