We investigate the role played by different fields of academic knowledge and various types of higher education institutions in the emergence of innovative start-ups in a region. We show that education and research in the applied and natural sciences have the strongest effect on the emergence of...

This paper investigates the effect of related and unrelated variety on regional growth in West Germany. In particular, we analyze the role of regional absorptive capacity and new business formation for these effects. We find that West German regions benefit from both types of varieties. The...

In our analysis of the impact of new firm formation on regional employment change we identified considerable time lags. We investigated the structure and extent of these time lags by applying the Almon lag model and found that new firms can have both a positive and a negative effect on regional...

The value of social network analysis is critically dependent on the comprehensive and reliable identification of actors and their relationships. We compare regional knowledge networks based on different types of data sources, namely, co-patents, co-publications, and publicly subsidized...