This paper studies the coordinated effects of the merger between American Airlines and USAirways by examining the extent to which the connecting prices of the nonmerging legacy carriers(Delta and United) evolved when the merger eliminated Advantage Fares, a connecting flight pricediscounting...

We analyze the welfare effects of price discrimination by a monopolistic platform that mediates between two sides of a market. Discrimination is based on asymmetric costs on one side of the market and may be allowed on either or both sides. We show that unconstrained discrimination on both sides...