Unpacking Antitrust: When is a Monopsony, a Buyer’s Monopoly, an Antitrust Violation?
The Short Answer: In a monopoly, a seller has market power to increase its selling prices to above-competitive levels. In a monopsony, a buyer has market power to lower its purchasing prices to below-competitive levels. A monopsony is an antitrust violation when a seller has monopsony power…