generate new knowledge. This has a positive impact on entrepreneurship and innovation. However, after some point, further … innovation. Intellectual property rights protection allows the incumbent firms to capture part of the rents of commercial …. -- Intellectual property rights ; endogenous growth ; entrepreneurship ; incentives ; knowledge spillovers ; rents …

knowledge of new inventors effect the performance of regional innovation systems (RIS). The results suggest that the knowledge … considerable number of incumbent inventors discontinue. We estimate the persistence of knowledge in regional inventor networks … using alternative assumptions about knowledge transfer. Based on these estimates we analyze how the size and structure of a …