We study cooperative games associated with a communication structure which takes into account a level of communication between players. Let us consider an undirected communication graph : each node represents a player and there is an edge between two nodes if the corresponding players can...

Coordination and franchise: from an obedience to an capacity of initiative Summary Franchise networks are a form of collective entrepreneurship that bring together entrepreneurs spread over an economic territory who choose to act in a concerted and consistent manner with regard to the...

This paper presents a theorical framework to model the evolution of a portfolio whose weights vary over time. Such a portfolio is called a dynamic portfolio. In a first step, considering a given investment policy, we define the set of the investable portfolios. Then, considering portfolio...

Court chapitre sur l'augmentation des dépenses de santé et ses causes.

The paper analyzes the efficiency of extended producer responsibility (EPR) for waste management. We consider a vertically differentiated duopoly where endogenous market quality affects waste disposal costs. Each producer has to meet a take-back requirement that forces it to collect and treat...

The Reason for the Franchise in Transactions Business Services Abstract - The franchise, as hybrid form of coordination undertake an asymmetric allocation of legal and economic rights between the parties. The franchise is a governance structure that is particularly successful in achieving...

Dans cet article, nous examinons l'effet d'annonce des news relatifs aux politiques monétaires de la BCE et de la FED issus des réunions officielles du Conseil des gouverneurs et du FOMC sur la volatilité intrajournalière du taux de change euro-dollar à cinq minutes d'intervalles. Les...

We propose a search-matching model of the marriage market that extends Shimer and Smith (2000) to allow for labor supply. We characterize the steady-state equilibrium when exogenous divorce is the only source of risk. The estimated matching probabilities that can be derived from the steady-state...

We describe a simple computing technique for the tournament choice problem. It rests upon a relational modeling and uses the BDD-based computer system RelView for the evaluation of the relation-algebraic expressions that specify the solutions and for the visualization of the computed results....

Ce rapport analyse les effets du salaire minimum sur l'emploi et la pauvreté