This paper measures the causal effect of coalition vs. single-party governments on fiscal policies using a data set of 396 municipalities in the German state of North Rhine-Westphalia in the time period 1985-2004. Using a regression discontinuity design to take the endogeneity of the type of...

Proportional election systems are widespread across countries and often lead to coalition governments. This creates interest in how the form of government (single-party or coalition governments) causally influences fiscal policies. It is difficult to estimate this causal effect empirically...