This paper revisits the classic profit-ranking of Cournot and Bertrand equilibria and the issue of endogenous choice of strategic variables for product market competition, but for a network goods duopoly. It demonstrates that in the case of strong network externalities and imperfect-substitute...

We study a mixed oligopoly where a partially public firm competeswith a private firm. When the private firm offers managerialincentives, there is a redistribution of profit and output fromthe private to the public firm, but the aggregate output andsocial welfare may remain unchanged. When the...

We study the nature of market competition in relation to stability of collusion in the infinitely repeated play of a two-stage game of product innovation and market competition, and show that cooperation in giving R&D efforts is more easily sustained when firms compete in quantity than in price.

We study a mixed oligopoly where a partially public firm competeswith a private firm. When the private firm offers managerialincentives, there is a redistribution of profit and output fromthe private to the public firm, but the aggregate output andsocial welfare may remain unchanged. When the...