Business Commons^™

The Power Of Antitrust Personhood, Herbert Hovenkamp

University of Pennsylvania Journal of Business Law

Antitrust law addresses conspiracy, or collaborative conduct, more harshly than it does unilateral conduct. One person acting alone can get away with far more than groups of firms acting by agreement. In most cases that distinction is justified. Creating substantial market power unilaterally is difficult and relatively uncommon, but it can be created in a moment’s time by an agreement among firms. But how do antitrust tribunals determine when conduct is unilateral rather than collaborative? Often the ansawer is obvious, but sometimes it is not. Two statutory provisions were intended to be the umpire of such decisions. A section of …