In applying the common agency framework to the context of an oligopolistic industry, we want to go beyond the classical dichotomy between Cournot and Bertrand competition. We define two games, the oligopolistic game and the corresponding concept of oligopolistic equilibrium, and an associated...

The paper provides a micro-founded differentiated duopoly illustration of a beauty contest, in which the relative weight put on the competition motive of the payoffs is not exogenous but may be manipulated by the players. The conflict between the competition and the fundamental motives, already...

We propose a unified framework bridging the gap between team and competition issues, in order to reconsider the social value of private and public information in price and quantity games under imperfect and dispersed information, and to compare the corresponding outcomes in terms of equilibrium...