Two basic properties concerning the dynamic behavior of competitive equilibria of exchange economies with complete markets are derived essentially from the fact that the Walras correspondence has no knots.

In the problems of choosing "aspirations" for coalitional games,we study two axioms, "MW-consistency" and "converse MW-consistency ", introduced by Moldovanu and Winter (1994). We mainly consider two domains: thedomain of all NTU games and the domain of all TU games.

We consider a continuum of unemployed workers ranked according to their unemployment duration. There are two industries, a high and a low technology one, which compete imperfectly on the labor market. Once employed, each individual must bear a training cost, which is proportional to his...

Should health care provision be public, private, or both? We look at this question in a setting where people differ in their earnings capacity and express an inelastic demand for health care. We assume that illness reduces a person's health status when not receiving immediate treatment.

In the present contribution , the concept development of competence and capability-related research from its beginnings in the 1950s to the most recent contributions of the 1990s will be illustrated. Common themes in the different approaches will be highlighted and their idiosyncratic...