Baake, Pio; Kamecke, Ulrich; Normann, Hans-Theo - DIW Berlin (Deutsches Institut für Wirtschaftsforschung) - 2001
In a framework with an upstream monopoly and a downstream duopoly, we analyze the impact of convex costs on the downstream level. In constrast to the case of constant marginal costs, vertical integration does not imply complete market foreclosure. While the nonintegrated downstream ¯rm receives...