Summary Most German states changed their local constitutions during the 1990s in order to become more citizen-friendly. To reach that goal, many local constitutions now allow for the direct election of mayors, initiatives and referenda, and vote-aggregation as well as vote-splitting....

This paper explores the idea that institutional details matter and that attempts to estimate the economic effects of federalism by employing a simple dummy variable neglect potentially important institutional details. Based on a principal component analysis, seven aspects of both federalism and...