Die Hartz-Gesetze führten trotz der Verabschiedung durch eine breite parlamentarische Mehrheit von Anfang an zu heftigen Kontroversen über deren Wirkungen und Nebenwirkungen, die bis heute andauern. Mittels der Dissertation wird beantwortet, welche Veränderungen die jeweiligen...

This paper investigates the determinants of political polarization, a phenomenon of increasing relevance in Western democracies. How much of polarization is driven by divergence in the ideologies of politicians? How much is instead the result of changes in the capacity of parties to control...

Can campaign promises change voter behavior, even where clientelism and vote buying are pervasive? We elicit multidimensional campaign promises from political candidates in consecutive mayoral elections in the Philippines. Voters who are randomly informed about these promises rationally update...

This paper investigates the determinants of political polarization, a phenomenon of increasing relevance in Western democracies. How much of polarization is driven by divergence in the ideologies of politicians? How much is instead the result of changes in the capacity of parties to control...