Voting power theories measure the ability of voters to influence the outcome of an election under a given voting rule. In general, each theory gives a different evaluation of power, raising the question of their appropriateness, and calling for the need to identify classes of rules for which...

It is well known that he influence relation orders the voters the same way as the classical Banzhaf and Shapley–Shubik indices do when they are extended to the voting games with abstention (VGA) in the class of complete games. Moreover, all hierarchies for the influence relation are achievable...

We develop a theory that addresses the existence of stable vaccine allocations in a political economy where vaccination offers both private and social benefits. These are allocation policies that a political leader can enforce without losing their popularity. We show that a stable allocation may...

We develop a theory that addresses the problem of the existence of stable vaccine allocations in a political economy. These are allocation policies that a political leader can enforce without losing their popularity. Our analysis distinguishes between contexts where vaccination has positive...