Antitrust Guidance from Microsoft Vertical Merger Ruling

This article is a technical report that outlines the implications of the Ninth Circuit's ruling in FTC v. Microsoft Corp. regarding vertical mergers. It explains how the court's decision provides a roadmap for companies facing antitrust scrutiny, particularly in defending against government objections to vertical transactions. The report details the key factors considered by the court, including the importance of business models that rely on external sales and the need for factual evidence to support theoretical claims. It emphasizes the significance of reputational harm as a disincentive to foreclosure and discusses the necessity of robust documentation and advocacy in vertical mergers. The article also highlights the court's stance on monopoly entrenchment, stating that exclusivity alone does not establish illegality for vertical acquisitions. Overall, the report serves as a guide for corporate and legal teams to navigate antitrust challenges effectively in vertical transactions.