Previous business/academic article Next business/academic article
Academic Articles Awards > Mergers

A Hedgehog in Fox’s Clothing? The Misapplication of GUPPI Analysis

Jan M. Rybnicek and Laura C. Onken, George Mason Law Review (Vol. 23), 2016

See Jan M. Rybnicek 's resume See Laura C. Onken's resume

Click here to read the full article online

Merger analysis in the United States has witnessed significant improvement over the last 50 years. During this time, the antitrust agencies steadily have moved away from a rigid step-by-step approach that focuses on counting the number of firms in a market to assess whether a proposed transaction is likely to substantially lessen competition and therefore violate Section 7 of the Clayton Act. In place of this simplistic analytical framework, the agencies have shifted toward a more sophisticated evidence-based method that is grounded in modern economics and that employs a variety of new tools to determine a merger’s likely competitive effects.

Download our brochure