ZEW Discussion Papers

The fact that women generally earn less than men has stimulated much discussion in industrialized countries since the 1970th. Therefore, the level as well as the sources of the gender wage gap are in the focus…

Although information and communication technologies (ICT) have diffused into all economic and private sectors during the last decade, large disparities still exist. The disparities between individuals with…

This study examines to which extent the quality of mother-child interaction during infancy can predict cognitive (IQ) and noncognitive skills (persistence) until pre-school age using data from the Mannheim Study…

Germany has made extensive reforms in its tertiary education system since 1999 as part of the European Bologna process. The traditional tertiary academic degree programs are being replaced by internationally…

Exploring the links between the type of innovation and the type of competition is essential to understand the mutual impacts of competition policy and innovation policy. This is of particular importance for…

This paper contributes to a relatively new research area called "carbon finance". In simple terms, carbon finance deals with finance and carbon dioxide permit market related issues. The research focuses, for…

The provision of public goods often relies on voluntary contributions and cooperation. Many economic experiments have studied the determinants of cooperative behavior as well as the implementation of…

This paper presents a new corporate microsimulation model, ZEW TaxCoMM, which allows for the coherent micro-based analysis (ex ante and ex post) of reform induced revenue implications and the distribution of the…

What is the optimal degree of income tax progressivity when both labour supply and wages are endogenous, and households are heterogeneous in several dimensions? This question is answered using a numerical…