Naegelen, Florence; Mougeot, Michel - In: Revue Économique 42 (1991) 6, pp. 1027-1046
[eng] Bertrand duopoly, asynmetric information and social welfare . . In this paper, we consider a market with two firms having a private information on their marginal cost. In this context of asynmetric information, we prove that a two stages mechanism is not optimal from a social welfare point...