measure of entrepreneurship derived from matching files from the Current Population Survey (CPS) is used to provide the first …. Estimates indicate that hi-tech entrepreneurship rates were lower in Silicon Valley than the rest of the United States during … the period from January 1996 to February 2000. Examining the post-boom period, we find that entrepreneurship rates in …

defend their monopoly position and prevent innovation and entry of high-quality competitors. This requires that the incumbent … quality upgrade related to innovation. Consistently with our empirical findings, the model delivers a negative association …

We empirically investigate whether the persistence of politicians in political institutions affects the innovation …’ innovation activity. However, once the causal effect is isolated by means of instrumental variables, using death of politicians … persistence and the probability of process innovation. This finding is consistent with the view that political stability may …