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 …

We investigate the role played by different fields of academic knowledge and various types of higher education … different indicators for these types of knowledge, the strongest effects are found for the number of professors, followed by the … the regional knowledge stock than the number of students that is most important for the emergence of innovative stat-ups. …

in innovation activity between regions have so far been rather unsuccessful. Using a unique data set which contains … in the efficiency of innovation activities can be found. This variation is in correspondence with a center … differences in efficiency of regional innovation systems can be explained by differences in R&D-cooperation behavior. …

and their relationships. We compare regional knowledge networks based on different types of data sources, namely, co … source leads to a severe underestimation of regional knowledge interactions, especially those of private sector firms and …

We investigate the role of entrepreneurship culture and the historical knowledge base of a region on current levels of … later. The results show that a considerable part of the knowledge that constitutes an important source of entrepreneurial …