ZEW Discussion Papers

Determinants of a firm's export-sales ratio (degree of internationalisation) are frequently discussed in the literature related to individual firms' export activities. Stylised facts show a positive relationship…

This paper studies the relationship between employment and wage structures in West Germany based on the IAB employment subsample 1975-1997. It extends the analytical framework of Card and Lemieux (2001) which…

Based on unique data from a world-wide survey of agents involved in international climate policy, this paper empirically analyzes the importance of equity in this field. We find that equity issues are considered…

This paper examines the determinants of the inclusion of European companies in the Dow Jones Sustainability World Index and the Dow Jones STOXX Sustainability Index. In doing so, the paper contributes to the…

In this paper, we analyze potential endogeneity problems in former econometric studies which regress corporate environmental performance such as green technology activities on green management. Based on…

Long-term public sector sponsored training programs often show little or negative short-run employment effects and often it is not possible to assess whether positive long-run effects exist. Based on unique…

Die vorliegende Arbeit untersucht die relative Wirksamkeit von Vermittlungsgutscheinen und Beauftragungen Dritter mit der gesamten Vermittlung im direkten Vergleich. Die Untersuchung basiert auf den Prozessdaten…

The performance of young and newly founded firms depends largely to the human capital of the firm owner. The entrepreneur is therefore one of the main success factors for the firm. Yet entrepreneurs differ…

In April 2002 German government introduced job placement vouchers as a new instrument of active labour market policy to foster the transition of unemployed to jobs. This paper investigates the demand, the…