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University of Michigan Law School

Antitrust and Trade Regulation

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Rethinking Merger Efficiencies, Daniel A. Crane Dec 2011

Rethinking Merger Efficiencies, Daniel A. Crane

Articles

The two leading merger systems-those of the United States and the European Union-treat the potential benefits and risks of mergers asymmetrically. Both systems require considerably greater proof of efficiencies than they do of potential harms if the efficiencies are to offset concerns over the accumulation or exercise of market power The implicit asymmetry principle has important systemic effects for merger control. It not only stands in the way of some socially desirable mergers but also may indirectly facilitate the clearance of some socially undesirable mergers. Neither system explicitly justifies this asymmetry, and none of the plausible justifications are normatively supportable ...