In den letzten Jahren wurden Regionen, verstanden als räumliche Einheiten unterschiedlicher Größen innerhalb eines Landes, durch das Aufgreifen regionaler Entwicklungskonzepte, die Thematisierung von Innovationsnetzwerken sowie durch die Popularisierung des Cluster-Ansatzes zunehmend...

Based on a standard idea-based model of endogenous growth we test the hypothesis that regional innovative activity is path-dependent, and investigate the geographical scope of knowledge spillovers. Using data for West-German regions, two alternative indicators of the stock of knowledge are...

This paper solves one of the puzzles in the analysis of regional and industrial distributions of economic activity, the discrepancy between absolute and relative measures. It shows that the difference between an absolute and a relative Theil index of localization can be expressed in terms of...

The paper extends the methodological toolbox of measures of industrial concentration and regional specialization. First, a taxonomy is proposed which gives rise to a modular construction system for disproportionality measures based on three characteristic features: the projection function, the...