We present evidence on venture capitalists' (VCs) impact on turnover of executives for a sample of nearly 47,000 German high-tech start-ups between 1995 and 2004. We confirm that the presence of VCs increases the probability of a change in the initial executive team. Additionally, we take a...

This article explores the propensity to patent in the light of the disclosure effect. Unlike earlier approaches concerned with the patenting decision, we take into account that a disclosure effect may decrease the merits of patenting by facilitating inventing around the patent for competitors....

The sensitivity of innovation activities with respect to the business cycle is often assumed to be small. In this paper the hypothesis on cyclical dependence of innovation activities is tested for firms in the German manufacturing, and additionally for SMEs. To this end firms’ innovation...

Barriers to entry are regarded as major impediments to the working of markets. Entry must not necessarily actually take place - the perceived threat of entry may encourage incumbent firms to behave as if they are in a competitive market, even if they are not. We present empirical evidence on...

Theory predicts a positive relationship between market concentration and profitability in most scenarios. In empirical work, however, this relation is frequently not found or only a weak connection is observed. We compare the performance of concentration and market share variables, which are...

Die vorliegende Arbeit befaßt sich mit den Effekten beruflicher Weiterbildung auf die Entlassungswahrscheinlichkeit und die Wahrscheinlichkeit eigenmotivierter Kündigungen westdeutscher Arbeitnehmer. Als Datengrundlage dient das Sozio-oekonomische Panel (SOEP) 1984-1999. Zur Berücksichtigung...

This paper investigates the reservation wages of unemployed persons on the basis of a job-search model with non-static reservation wages using panel data from Germany from 1987 to 1998. The results suggest that reservation wages are relatively high in Germany compared to other countries....

This paper studies the reservation wages of unemployed persons and the wages offered them in Germany from 1987 to 1998, whereby special focus is placed on unemployment duration. The results of the study indicate that in contrast to reservation wages, offered wages decline considerably with...