In a framework with an upstream monopoly and downstream duopoly, we analyze the impact of vertical integration when downstream firms have convex costs.

We analyze the impact of vertical integration when a monopolistic producer can make a capital commitment before deciding on output.

The paper deals with the competitive effects of price guarantees in a spatial duopoly where consumers can search for lower prices but have to incur hassle costs if they want to claim a price guarantee. It is shown that symmetric equilibria with and without price guarantees exist but price...

Die von der Bundesregierung geplante Verschärfung der Preissetzungsregeln im Einzelhandel sieht vor, dass Einzelhändler Güter nicht mehr zu Preisen verkaufen dürfen, die unter den Einstandspreisen liegen. Eine solche Preispolitik ist schon heute unzulässig, wenn damit kleinere Konkurrenten...

There is a contentious debate about the exclusionary effects of upfront payments to be made by manufacturers to place their products on retailers’ shelves. Analyzing a two-stage bargaining process with one downstream retailer and a pool of upstream manufacturers, we find that upfront payments...