We build a model of tacit collusion between firms that operate in multiple markets to study the effects of trade costs. A key feature of the model is that cartel discipline is endogenous. Thus, markets that appear segmented are strategically linked via the incentive compatibility constraint....

We build a model of tacit collusion between firms that operate in multiple markets to study the effects of trade costs. A key feature of the model is that cartel discipline is endogenous. Thus, markets that appear segmented are strategically linked via the incentive compatibility constraint....

Standard methods for calculating cartel-damages rely on data of prices charged and quantity sold. Such data may not easily be available. In this paper, it is shown that a lower bound for cartel-damages can also be computed from accounting data. In previous literature it is shown that economic...

The Intel ruling will significantly affect EU competition law. It confirms that there cannot be per se violations of Article 102 TFEU and that, once the Commission follows a specific test in assessing the anticompetitive nature of a unilateral conduct, the reviewing courts cannot overlook that...

This Article studies the durapolist, the durable-goods monopolist. Durapolists have long argued that, unlike perishable-goods monopolists, they face difficulties in exercising market power despite their monopolistic position. During the past thirty years, economists have extensively studied the...

This paper discusses the general characteristics of online markets from a competition theory perspective and the implications for competition policy. Three important Internet markets are analyzed in more detail: search engines, online auction platforms, and social networks. Given the high level...

GLOBAL PRICE FIXING (2nd Edition) was released by Springer at the end of 2006. This note reproduces a 2002 review of the first edition of the book by Prof. Douglas Greer. It is reproduced with the permission of the publisher of the Review of Industrial Organization

Online advertising is what funds free online content. Since its birth in the 1990’s, it has evolved into a multi-billion-dollar industry. At the core of this industry lies the ability to identify and track users through various technical means, such as web cookies. Online tracking for...

The Soviet Union dissolved on December 26, 1991. This accelerated a trend toward both the development of market economies and competition law to protect those economies. No one could have predicted that within twenty years most of the world’s trading economies would have adopted recognizable...

The Hatch-Waxman Act was intended to encourage makers of generic drugs to seek early entry into drug markets controlled by patents, in part by challenging the patents before they expire. Some patentees have settled these challenges by agreeing to pay the challengers tens or hundreds of millions...