Showing 1 - 10 of 248
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 … predictive power on future innovation after 1995. This pattern is consistent with the idea that when there is more past upstream …
Persistent link: https://www.econbiz.de/10012977470
This paper introduces dynamics in the R&D to innovation and innovation to productivity relationships, which have mostly … individual effects and idiosyncratic errors correlated across equations and that differ in the way innovation enters the … Community Innovation Survey. The results provide evidence of robust unidirectional causality from innovation to productivity and …
Persistent link: https://www.econbiz.de/10013035434
This paper introduces dynamics in the R&D to innovation and innovation to productivity relationships, which have mostly … individual effects and idiosyncratic errors correlated across equations and that differ in the way innovation enters the … Community Innovation Survey. The results provide evidence of robust unidirectional causality from innovation to productivity and …
Persistent link: https://www.econbiz.de/10010670799
This paper examines how product market competition affects firms’ timing of adopting a new technology as well as whether the market provides sufficient adoption incentives. It shows that adoption dates differ not only among symmetric firms but also among markets with Cournot and Bertrand...
Persistent link: https://www.econbiz.de/10005034642
-wage countries, especially China. Does this competition hurt or help innovation by firms? This paper studies the effect of the surge … in imports from China on innovation in the US manufacturing sector. We combine patent, firm and trade data during 1990 … positive effect on firm innovation, as measured by citation-weighted patent applications. This positive effect persists when we …
Persistent link: https://www.econbiz.de/10012950286
This paper reviews recent research regarding high-skilled migration. We adopt a data-driven perspective, bringing together and describing several ongoing research streams that range from the construction of global migration databases, to the legal codification of national policies regarding...
Persistent link: https://www.econbiz.de/10012964619
We examine the Nash equilibria of a game where two national governments set patent breadth strategically. Broader patents make R&D more attractive, but the effect on static efficiency is nonmonotonic. In a North.South model, where only the North can innovate, harmonization of patent breadth...
Persistent link: https://www.econbiz.de/10012956893
We examine immigrant entrepreneurship and the survival and growth of immigrant-founded businesses over time relative to native-founded companies. Our work quantifies immigrant contributions to new firm creation in a wide variety of fields and using multiple definitions. While significant...
Persistent link: https://www.econbiz.de/10012902521
We provide the first measurement of knowledge spillovers from venture capital-financed companies onto the patenting activities of other companies. On average, these spillovers are nine times larger than those generated by the R&D investment of established companies. Spillover effects are larger...
Persistent link: https://www.econbiz.de/10012853739
-level information on mergers, production, and innovation in the dynamic random access memory semiconductor market from 1985 to 2004. Our …
Persistent link: https://www.econbiz.de/10012988887