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 …

of R&D. Our work analyzes knowledge diffusion and knowledge externalities in generating innovation and in determining … productivity of R&D resources in generating innovation (patenting) and productivity (TFP). While we find that knowledge diffusion …

diffusion and, to some extent, shaped the geography of innovation. …

emanating from China's economic ascent could in theory either augment or stifle U.S. innovation. Using three decades of U ….S. patents matched to corporate owners, we quantify how foreign competition affects domestic innovation. Rising import exposure …

contributes to innovation in source countries. We use changes in the labour mobility legislation within Europe as exogenous …

We analyse how spatial disparities in innovation activities, coupled with migration costs, affect economic geography …

innovation, we characterize such "radical teams" as those formed by eclectic and non-usual collaborators, and those that are …