Two players choose whether to cooperate on a project. Each of them is endowed with some evidence, and if both possess a sufficient amount then cooperation is profitable. In order to facilitate cooperation the players reveal evidence to one another. However, some players are concerned about...

We consider a federation in which citizens determine by federal majority rule a discretionary policy space which partially restricts the sovereignty of member states. Citizens first vote on the size of the discretionary space (the degree of local discretion), and then on its location on the...

This paper takes a mechanism design approach to federalism and assumes that local preferences are the private information of local jurisdictions. Contractual federalism is defined as a strategy-proof contract among the members of the federation supervised by a benevolent but not omniscient...