Antitrust analysis in banking : goals, methods, and justifications in a changed environment
During recent decades banking markets have changed considerably. Nevertheless, banking antitrust analysis continues to follow the same basic philosophy laid down 40 years ago by the Supreme Court. Does the change in banking markets imply the need to alter antitrust analysis in banking? This article reviews the methods of antitrust analysis and discusses justifications for them. The article concludes that the means of analysis continues to make sense regardless of a changed environment.
Antitrust and payment technologies: commentary
Divestiture: a prescription for healthy competition
Our anti-trust laws dictate that bank mergers be rejected if they will substantially lessen competition in their markets. Yet bigger bank mergers are approved every year. What's going on? One word: divestiture.
Sunk costs, contestability, and the latent contract market
The idea that an industry with sunk costs may be contestable even in the absence of long-term contracts has received little attention from formal economic theory yet is popular among monopolists facing antitrust suits. The paper formally illustrates the argument. In an infinitely repeated game, there exists a class of contestable outcomes in which the monopolist sells only on the spot market and charges low prices along the equilibrium path to prevent customers from resorting to long-term contracts. Then, the crucial test for contestability is the level of transaction costs in the latent ...
Antitrust and payment technologies