This paper analyses the profitability of horizontal mergers in a Stackelberg model and their impact on welfare when there is uncertainty about the marginal costs of the newly merged firms. The authors consider that the merging firms decide their production strategy knowing the actual value of...

<!--Début du contenu @xml:lang="en"-->?This article examines the influence of a private entrant? nationality upon its choice of market penetration when the incumbent (state-owned firm) is in charge of the Universal Service Obligations. ?<!--Fin du contenu @xml:lang="en"-->We compare the area of coverage freely chosen by each type of entrant to those that would prevail...

[eng] Mutual and commercial banks financing small and medium-sized enterprises . This article deals with different factors which set apart bankers working in mutual banks from bankers working in commercial banks in the specific activity of financing small - and medium-sized enterprises. This...

In this paper we study the combination of risky assets in a portfolio in the Rank Dependent Expected Utility model to exhibit the respective influences of probabilistic risk aversion and decreasing marginal utility. We show that the two properties act differently: probabilistic risk avesion...