Grundlagen -- Theoretische Bezugspunkte -- Stand der empirischen Forschung -- Modellkonzeption und Hypothesen -- Methodik -- Ergebnisse und Diskussion -- Implikationen und Limitationen -- Zusammenfassung.

The question whether agglomeration externalities arise either from specialization or diversification of economic activity has since long been a major topic in the analysis of factors determining economic growth. In this paper we analyze whether a more specialized or a more diverse skill...

We investigate regional differences in the level and the development of regional new business formation activity. There is a pronounced variance of start-up rates across the regions. The level of regional new firm formation is rather pathdependent so that changes are relatively small. The main...