The capacity to sustain policies over time and the capacity to adjust policies in the face of changing circumstances are two desirable properties of policymaking systems. The veto player approach has suggested that polities with more veto players will have the capacity to sustain policies at the...

This paper explores the conditions under which compliance with a social contract establishes an equilibrium in a society. It is assumed that society consists of two groups, one of which has a comparative advantage in using violence, whereas the other one has a comparative advantage in producing...

Veto institutions are often dominated by government opponents with rival electoral and policy interests (e.g. \divided government"). I investigate the tradeoff between policy control and policy blockade when both the government and the veto party may cater to opposing special interests. The...

The selection of political representatives depends on the political system. Principals, such as voters or districts, may benefit by strategically electing representatives different from themselves. While a status-quo biased delegate may be a better negotiator, an enthusiastic representative has...

This paper explores conditions under which dictators comply with a social contract. We assume society to consist of two groups, one with a comparative advantage in using violence, the other one with a comparative advantage in producing private goods. Violence can be used to produce security or...

This paper explores the conditions under which compliance with a social contract establishes an equilibrium in a society. It is assumed that society consists of two groups, one of which has a comparative advantage in using violence, whereas the other one has a comparative advantage in producing...

We model an infinitely repeated Tullock contest, over the sharing of some given resource, between two ethnic groups. The resource is allocated by a composite state institution according to relative ethnic control; hence the ethnic groups contest the extent of institutional ethnic bias. The...

What explains significant variation across countries in the use of vote buying instead of campaign promises to secure voter support? This paper explicitly models the tradeoff parties face between engaging in vote buying and making campaign promises, and explores the distributional consequences...

In many situations the individuals who can generate some output must enter a contest for appropriating this output. This paper analyses the investment incentives of such agents and the role of incumbency advantages in the contest. Depending on the advantages, an increase in the productivity of...