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 …

promotion. In this paper, we assess one popular justification for feed-in tariffs, i.e., induced innovation as a positive … spillover externality. Based on regressions with a time-technology fixed effect negative binomial model, we find that innovation …