Suppose that a group of individuals owns collectively a technology which produces a consumptiongood by means of a (possibly heterogeneous) input. A sharing rule associates input contributionswith a vector of consumptions that are technologically feasible. We show that the set of...

We develop a simple model in which individuals migrate freely among regions. In each region there is a majority voting procedure that determines a proportional taxation on earnings which finances a uniform transfer for each of the agents. Equilibrium requires that no one wishes to migrate and...

We study a model of competition between two political parties with policy compromise. There is aspecial interest group with well-defined preferences on political issues. Voters are of two kinds:impressionable and knowledgeable. The impressionable voters are influenced by the electioncampaigns....