According to the Leviathan-Model, fiscal federalism is seen as a binding constraint on a revenue-maximizing government. The competitive pressure of fiscal federalism is supposed to reduce public sector size as compared to unitary states. However, empirical results concerning the Leviathan...

The fiscal commons problem is one of the most prominent explanations of excessive spending and indebtedness in political economics. The more fragmented a government, the higher its spending, deficits and debt. In this paper we investigate to what extent this problem can be mitigated by different...