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Business Law, Public Responsibility, and Ethics Commons

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Faculty Scholarship at Penn Law

Antitrust and Trade Regulation

Rule of reason

Publication Year

Articles 1 - 2 of 2

Full-Text Articles in Business Law, Public Responsibility, and Ethics

The Rule Of Reason, Herbert J. Hovenkamp Jan 2018

The Rule Of Reason, Herbert J. Hovenkamp

Faculty Scholarship at Penn Law

Antitrust’s rule of reason was born out of a thirty-year (1897-1927) division among Supreme Court Justices about the proper way to assess multi-firm restraints on competition. By the late 1920s the basic contours of the rule for restraints among competitors was roughly established. Antitrust policy toward vertical restraints remained much more unstable, however, largely because their effects were so poorly understood.

This article provides a litigation field guide for antitrust claims under the rule of reason – or more precisely, for situations when application of the rule of reason is likely. At the time pleadings are drafted and even up ...


Antitrust Balancing, Herbert J. Hovenkamp Apr 2016

Antitrust Balancing, Herbert J. Hovenkamp

Faculty Scholarship at Penn Law

Antitrust litigation often confronts situations where effects point in both directions. Judges sometimes describe the process of evaluating these factors as “balancing.” In its e-Books decision the Second Circuit believed that the need to balance is what justifies application of the rule of reason. In Microsoft the D.C. Circuit stated that “courts routinely apply a…balancing approach” under which “the plaintiff must demonstrate that the anticompetitive harm…outweighs the procompetitive benefit.” But then it decided the case without balancing anything.

The term “balancing” is a very poor label for what courts actually do in these cases. Balancing requires that ...