In this paper we present a set of axioms guaranteeing that, in exchange economies with or without indivisible goods, the set of Nash, Strong and active Walrasian Equilibria all coincide in the framework of market games.

So far, the Theory of Distributive Justice has tried to single out a unique criterion of Justice. In our opinion, we live in a world in which different people hold conflicting ideas about justice. We propose a procedure for representing these individual opinions, by means of what we call...

In this paper we explore the notion that players are decent, in the sensethat their choices are bound by certain unwritten social rules. We apply thisidea to two cases: bankruptcy and bargaining in exchange economies. Wecharacterize the results that are generated by such a behavior in the cases...

We analyze how a contest organizer chooses optimally the winner when the contestants’ efforts are already exerted and commitment to the use of a given contest success function is not possible. We define the notion of rationalizability in mixed-strategies to capture such a situation. Our...

In this paper we study the theoretical plausibility of the conjecture that inflation arises because imperfectly competitive markets (ICM in the sequel) translate cost pushes in large price increases. We define two different measures of inflation transmission. We compare these measures in several...