Monopoly and Monopsony: Antitrust Standing, Injury, and Damages

This article examines the economic consequences of collusion in both the output market and one of the input markets. It examines the results of sequential collusion, which leads to complications and inconsistencies in measuring antitrust damages. It also examines simultaneous collusion in both the input and output markets. Ultimately, the profit maximizing equilibrium is identical but there are complications along the way to the final collusive equilibrium.

The article explores the private plaintiff problems involving antitrust standing, proving antitrust injury, and estimating antitrust damages.