competition in price while the RPM for collusion in service. Consequently, the equilibrium of the manufacturers' vertical …

This paper develops a model that formalizes several connections between mergers, collusion and competition policy. In … equilibrium, firms may merge to make collusion sustainable when it cannot be sustained with the original set of firms. A rise in … the probability of detecting and prosecuting collusion could induce a wave of mergers, so firms can sustain collusion …

. We show that in the absence of hassle costs, MCCs might induce collusion in homogeneous markets even if they are adopted … only by few retailers. If hassle and implementation costs are mild, collusion can be enforced by BCCs with lump sum refunds …

show how this temporary intervention can destabilize collusion …

qualitative analysis remains inconclusive, as some factors tend to favour collusion while others make collusion more difficult to …