The setting for antitrust analysis -- Horizontal restraints : collaboration among competitors -- Monopoly -- Vertical restraints -- Mergers : horizontal, vertical, and conglomerate -- Discrimination under the Robinson-Patman Act.

In this paper we examine exclusion accomplished by a coalition of firms—frequently, a coalition of suppliers and customers—that share the benefits of exclusion. As a particular historical example, we study the Canadian sugar industry of the 1880s, which was controlled by a complex coalition...

The question of intellectual property for original fashion design has attracted enormous public attention in recent years. As we show in this chapter, the question has a storied past. In the 1930s, as American fashion was coming into its own as a cultural force, designers worried about...

In this article we examine exclusionary coalitions: groups of suppliers and customers that work collectively to keep out rivals and share in the resulting benefits. We offer a typology of horizontal and vertical coalitions, which we connect to economic theories about how exclusion is...