Aspen Skiing v. Aspen Highlands Skiing has had theoretical importance for antitrust law far out of proportion to the trivial dispute it resolved. It has divided adherents of the Chicago and Post-Chicago Schools, providing a useful vehicle for considering the proper goals of antitrust. And it has...

In 2004, the European Commission held that Microsoft had abused its dominant position under Article 82 of the European Treaty by, among other actions, refusing Sun Microsystems' request for information Sun needed to interoperate with Windows workgroup server products. The EC ordered Microsoft to...