The two central pricing rules contained in most antirust laws are prohibitions of below-cost pricing and prohibitions of discriminatory pricing. This article shows that the rule against discriminatory pricing may actually induce firms to charge exclusionary below-cost prices, even in the...

In its landmark ruling in Illinois Brick Co. v. Illinois in 1977, the U.S. Supreme Court restricted standing to sue for recovery of antitrust damages to direct purchasers. However, antitrust damages are typically (in part) passed on to intermediaries lower in the chain of production and...

This paper analyses the extent of inter-format retail competition between supermarkets, discounters and drugstores in Germany, using data from the German market for diapers. We estimate a random coefficient logit model at the individual household level. Based on consumer substitution patterns,...

Given various recent antitrust investigations on the retail sector, we deal with uncovering demand systems substitution patterns for a particular market (diapers) to investigate the inter-format competition (supermarkets vs. discounters vs. drugstores). Using the uncovered demand system we...

Cartel ringleaders can apply for amnesty in some jurisdictions (e.g., the E.U.), whereas in others they are excluded (e.g., the U.S.). This paper provides a survey of identified ringleaders in recent European cartel cases and explores theoretically the effect of ringleader exclusion on collusive...

Cartel ringleaders can apply for amnesty in some jurisdictions (e.g., the E.U.), whereas in others they are excluded (e.g., the U.S.). This paper provides a survey of identified ringleaders in recent European cartel cases and explores theoretically the effect of ringleader exclusion on collusive...

The following is a compilation of short book reviews I have prepared over the past two years for the World Competition Law & Economics Review or the Institute for Consumer Antitrust Studies, Loyola University Chicago School of Law website. In one case, the book discussed was published in 2010,...

The Merger Guidelines released in March 2008 by the Australian Competition and Consumer Commission (ACCC) provide a guide to the analytical approach the ACCC intends to adopt to assessing mergers for the purposes of s.50 of the Trade Practices Act. The new Guidelines do a relatively good job in...

We present a model of a market failure based on a requirement provision by digital platforms in the acquisition of personal information from users of other products/services. We establish the economic harm from the market failure and the requirement using traditional antitrust methodology....