It is well-known that the classical Walrasian tatonnement process of adjusting prices does not need to converge.In several papers Weddepohl has shown cyclic or even chaotic behavior in discrete time tatonnement processes.Starting from a trivial non-trade disequilibrium with complete rationing on...

AMS classifications: 90C33, 90C26, 91B50.

AMS subject classifications: 90B18, 91A12, 91A43.

In this paper we introduce a model of an exchange economy with indivisible goods and money.There are nitely many agents each of whom owns one unit of each of nitely many di erent types of indivisible goods and certain amount of money. Each type of indivisible good is subject to quality di...

This paper extends the recent literature on equilibria with coordination failures to arbitrary convex sets of admissible prices.We introduce a new equilibrium concept, called quantity constrained equilibrium (QCE), giving a uni.ed treatment to all cases considered in the literature so far.At a...

In a standard TU-game it is assumed that every subset of the player set N can form a coalition and earn its worth. One of the first models where restrictions in cooperation are considered is the one of games with coalition structure of Aumann and Drèze (1974). They assumed that the player set...