Depuis le debut des annees 1980, l'hyothese d'hysteresis du taux de chomage a rencontre un grand succes. Ce que signifie cette hypothese n'est pourtant pas tres clair. Apres avoir distingue hysteresis et persistance, nous proposons une interpretation de l'utilisation de ce terme physicien en...

L'existence d'une multiplicite de partitions regionales pertinentes, alliee a l'eparpillement grandissant des pouvoirs, rend les questions relatives au decoupage territorial et a la regionalisation intrinsequement difficiles. Si la dynamique spatiale des marches plaide en faveur de la definition...

This paper examines the consequences of labor immigration in an OLG economy in which agents have an elastic labor supply and differ with respect to degrees of altruism and rates of time preference. It focuses on three substantive questions. First, how do immigrants influence the bequest motive...

First and second price collusive auction mechanisms from the literature on bid rigging within the independent private values model are extended to be applicable within the general symmetric model where signals are affiliated. A mechanism which allow information sharing is also proposed. The...

The paper studies the impact of corruption threat in procurement an dpublic purchases. It explores the consequences of the unobservability of people integrity and considers the problem of both capture and extortion. It shows that extortion is not fight against because it is not harmful to the...

We summarize a number of regularities that arise in the empirical literature on contractual relationships between manufacturers and their exclusive resellers. We do this by using studies of traditional and business-format-franchise relationships, as well as studies of sales- force-integration...