ZEW Discussion Papers

In der folgenden Studie möchten wir ausgewählte Aspekte von intra- und intergenerationalen Umverteilungseffekten im System der bundesdeutschen Alterssicherung auf der Basis der Humankapitalheorie mit…

Although there is anecdotal evidence that merger control may constitute a barrier to the integration of European retail banking markets, systematic empirical evidence is missing until now. This paper aims to…

This study investigates how local milieus foster innovation success of firms. We complement the common practice of linking firm performance indicators to regional characteristics with survey evidence on the…

The paper attempts to provide an appropriate model specification for identifying technology and other macroeconomic shocks in a structural VAR framework. The investigation is conducted based on two seminal…

We estimate the effects of the reform of the German Unemployment Insurance that replaced the wage related Unemployment Assistance with an income maintenance program and stronger means testing. We model the…

We analyze financial constraints for R&D, where we account for heterogeneity among investments which has been neglected in previous literature. According to economic theory, investments should be distinguished…

Hinter der Forderung nach höherer Energieeffizienz stehen üblicherweise konkrete umwelt- und energiepolitische Ziele wie Klimaschutz, Versorgungssicherheit und Ressourcenschonung. Das vorliegende Papier…

Hybridkapital ist eine innovative Form der Unternehmensfinanzierung. Hybride Finanzinstrumente weisen Eigenschaften von sowohl Fremd- als auch Eigenkapital auf und stellen deswegen ein sehr flexibles…

Determining the research and development (R&D) boundaries of the firm as the choice between internal, collaborative and external technology acquisition has since long been a major challenge for firms to secure…