Many firms have different branches within a single firm. These branches also compete between themselves. For simplicity, the case where the firm itself is a monopolist is considered. Given that its branches competes between themselves on a variable (e.g. quality of service) on which the centre...

This paper studies the effects of intra-firm branch competition in a monopoly setting. It demonstrates that intra-firm branch competition has a significant impact on the firm's market decisions, and consequently on the market outcome. The paper has identified the sufficient conditions under...

We develop a model of search among substitutes for the best combination of commodity variant and price, in which the structure of search costs is manipulable by the suppliers of these variants, e.g., by joining an existing market or opening a new one. We analyze the subgame-perfect equilibria...