Intellectual Property Law Commons^™

Selling Antitrust, Herbert J. Hovenkamp

All Faculty Scholarship

Antitrust enforcers and its other defenders have never done a good job of selling their field to the public. That is not entirely their fault. Antitrust is inherently technical, and a less engaging discipline to most people than, say, civil rights or criminal law. The more serious problem is that when the general press does talk about antitrust policy it naturally gravitates toward the fringes, both the far right and the far left. Extreme rhetoric makes for better press than the day-to-day operations of a technical enterprise. The extremes are often stated in overdramatized black-and-white terms that avoid the real …

Digital Cluster Markets, Herbert J. Hovenkamp

All Faculty Scholarship

This paper considers the role of “cluster” markets in antitrust litigation, the minimum requirements for recognizing such markets, and the relevance of network effects in identifying them.

One foundational requirement of markets in antitrust cases is that they consist of products that are very close substitutes for one another. Even though markets are nearly always porous, this principle is very robust in antitrust analysis and there are few deviations.

Nevertheless, clustering noncompeting products into a single market for purposes of antitrust analysis can be valuable, provided that its limitations are understood. Clustering contributes to market power when (1) many customers …

Monopolizing Digital Commerce, Herbert J. Hovenkamp

All Faculty Scholarship

Section 2 of the Sherman Act condemns firms who “monopolize,” “attempt to monopolize,” or “combine or conspire” to monopolize—all without explanation. Section 2 is the antitrust law’s only provision that reaches entirely unilateral conduct, although it has often been used to reach collaborative conduct as well. In general, § 2 requires greater amounts of individually held market power than do the other antitrust statutes, but it is less categorical about conduct. With one exception, however, the statute reads so broadly that criticisms of the nature that it is outdated cannot be based on faithful readings of the text.

The one …