This paper considers collective decision-making when individuals are partitioned into groups (e.g., states or parties) endowed with voting weights. We study a game in which each group chooses an internal rule that specifies the allocation of its weight to the alternatives as a function of its...

The effects of different institutional arrangements for the central bank are examined in the presence of economic shocks and uncertainty about the central banker's and the medianvoter's inflation target. A contract which is based on self-imposed monetary target announcements proves to be...