In a bilateral oligopoly, Ghosh and Morita (‘Social desirability of freeentry: a bilateral oligopoly analysis, 2007, IJIO) show that entry is always sociallyinsufficient if the upstream agents have sufficiently strong bargaining power. Weshow that this conclusion is very much dependent on the...

This paper focuses on price transmission in a vertically-related set-up where the retail stage may exercise oligopoly and/or oligopsony power, an issue addressed by the UK anti-trust authority investigation of the food retailing sector. From a theoretical perspective, we set out simple tests...

This paper examines the validity of alternative assumptions aboutpublic enterprise strategies in the presence of both domestic and internationalcompetition. It extends the quantity-setting game to apreplay stage and endogenizes the firms’ order of moves to show thati) Cournot competition is...

The emerging literature on interaction between strategic trade theoryand privatisation uses a simple example to argue that the irrelevanceresult is invalidated if the domestic market is open to foreigncompetition.This paper uses a fairly general framework to show that anythinga regulated...