innovation. …

We investigate the effect of better access to foreign markets on innovation strategies of multi-product firms in … between the returns to innovation. In differentiated industries, cannibalization is lower and firms invest more in product … innovation. In homogeneous industries, firms internalize intra-firm spillovers and invest more in process innovation. We test …

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 …

Understanding the factors that may produce a sustained rate of innovation is important for promoting economic … development and growth. In this paper, we examine the role of human capital in firms’ innovation by using a large sample of … small and medium sized cities. Patent applications are used as the measure of innovation. Human capital indicators used …