Interaction effects capture the impact of one explanatory variable x1 on the marginal effect of another explanatory variable x2. To explore interaction effects, socalled interaction terms x1x2 are typically included in estimation specifications. While in linear models the effect of a marginal...

This article revisits an analysis by Frondel, Ritter and Schmidt (2008) of Germany's Renewable Energy Act, which legislates a system of feed-in tariff s to promote the use of renewable energies. As in the original article, we argue that Germany's support scheme subsidizes renewable energy...

A longstanding question in the study of energy demand concerns the role of information as a determinant of home-efficiency improvements. Although the provision of information via home energy audits is frequently asserted to be an effective means for governments to encourage the implementation of...

Umweltforschung und Umweltschutz sind keineswegs nur Gegenstand der Naturwissenschaften, sondern empirische Sozial- und Wirtschaftswissenschaften und haben in diesem Problemfeld auch ihren wichtigen Platz. Die entsprechende empirische Forschung dient vor allem zwei Zwecken: zum einen der...

Mit diesem Beiheft wird über die politiknahe Arbeit des zweiten Workshops des "Arbeitskreises Berlin-Brandenburgischer Wirtschaftswissenschaftler" berichtet, der unter dem Thema "Europäischer und nationaler Fiskalföderalismus" stand und am 20. November 1998 an der Europa-Universität Viadrina...

This article explores how German pension and retirement policy could be made more sustainable, focusing on selected current options for action rather than attempting to provide a comprehensive overview. Before turning to specific problems and perspectives, the article first discusses key...