When the 1968 Merger Guidelines were drafted, both the economics and antitrust literatures addressed how competition could be softened when oligopolists anticipated the natural and predictable responses of their rivals to their competitive moves, such as price cuts or output expansion. But when...

This article catalogues a series of erroneous assumptions about the current competition policy environment made by today's antitrust conservatives. These errors inappropriately tilt the application of a neutral economic tool, decision theory, toward non-interventionist outcomes

A contemporary consensus in antitrust discourse inappropriately places exclusionary conduct at the periphery of competition policy, while putting collusion at the core. Contrary to that common view, exclusion is as important as collusion as a matter of precedent, the structure of doctrinal...

The past year in economics at the Federal Communications Commission (FCC) has focused on encouraging the adoption and deployment of high capacity Internet access and the associated networks, commonly termed “broadband.” Our article sketches important economic themes in the FCC’s National...

This essay provides a perspective on the role of antitrust law in protecting and fostering competition in the digital economy, with particular attention to online platforms. It highlights the danger of anti-competitive exclusionary conduct by dominant online platforms and describes ways that...

The relationship between competition and innovation is the subject of a familiar controversy in economics, between the Schumpeterian view that monopolies favor innovation and the opposite view, often associated with Kenneth Arrow, that competition favors innovation. Taking their cue from this...

This essay surveys important issues in antitrust market definition. It identifies settings in which market definition is useful, and evaluates methods of defining markets. It considers whether markets should be defined with respect to demand substitution only or whether supply substitution also...

The past year in economics at the Federal Communications Commission focused on protecting competition in developing online markets. Our review discusses important economic issues that are raised by the FCC’s Open Internet rulemaking (which is commonly referred to as “net neutrality”) and...

This paper evaluates the innovation consequences of antitrust enforcement against the exclusionary conduct of dominant firms through a Nash equilibrium model of research and development (R&D) competition to create new products. In the two-firm model, whether one firm regards the other firm’s...

The relationship between competition and innovation is the subject of a familiar controversy in economics, between the Schumpeterian view that monopolies favor innovation and the opposite view, often associated with Kenneth Arrow, that competition favors innovation. Taking their cue from this...