In this paper, human capital investments are evaluated by assuming heterogeneous returns to education. We use the potential outcome approach to measure the causal effect of human capital investments on earnings as a continuous treatment effect. Empirical evidence is based on a sample of West...

In dem vorliegenden Artikel werden ausgewählte theoretische und empirische Aspekte des Zusammenhangs zwischen Existenzgründungen, staatlichem Handeln und Beschäftigung diskutiert. Dabei wird die Frage, ob Existenzgründungen zusätzliche Beschäftigung schaffen überwiegend aus einer...

The paper analyses the theoretical and empirical relationship between employment, skill structure and innovation in East and West German manufacturing firms. The econometric part builds on firm data from the Mannheim Innovation Panel 1993, 1994 and 1995. In the German industrial sector,...

In April 1995, 5.3 million people in Germany were on the lookout for a new job opportunity. 177,000 or nearly 3% of those were searching for an opportunity to get self-employed. In this study the determinants of the lookout for selfemployment in lieu of wage work are investigated separately for...