We examine the role of private information on the impact of vertical mergers. A vertical merger can improve the information that is available to an upstream monopolist because, after the merger, the monopolist can observe the cost of its downstream merger partner. In the pre-merger world,...

Mergers can generate demand side efficiencies that benefit customers in a number of ways, including procurement savings, transaction efficiencies, and quality improvements. We show that per-unit demand side efficiencies and marginal cost efficiencies of the same magnitude have an equivalent...