Chapter 1: International Antitrust and Diversity of Competition Cultures Cultural Implications in the Framework of Basic Issues of Competition Policy Kiminori Eguchi, Comments by Wolfgang Fikentscher Chapter 2: From Cooperation to a Common Law of Antitrust? Evolving toward What? The Development of International Antitrust Harry First, Comments by J osef Drexl, Restraints of Competition as an Issue of International Trade Law: Concentration and Co-operation Cases Laurence Idot, Comments by Ulrich Immenga, What Is Harm to Competition? Antitrust, Exclusionary Practices, and the Elusive Notion of Anticompetitive Effect Eleanor Fox, Comments by Ulrich Ehricke Chapter 3: New Issues of Competition Law Antitrust Law and the Internet Andreas Heinemann, Comments by Thea Bodewig, Competitor Cooperation and the Evolution of Competition Law: Issues for Research in a Perspective of Globalization Hanns Ullrich, Comments by Andreas Fuchs Chapter 4: Multilevel Antitrust Regulation and Enforcement The Microsoft Litigation and Federalism in U.S. Antitrust Enforcement: Implications for International Competition Law Warren Grimes, Comments by Clifford Jones and Mark Jamison, An International Multi-Level System of Competition Laws: Federalism in Antitrust Wolfgang Kerber, Comments by Christian Kirchner, Do We Need "Courage" for International Antitrust Law? Choosing between Supranational and International Law Principles of Enforcement Josef Drexl, Comments by Peter Behrens Chapter 5: Outlook Is It Time for an International Agreement on Antitrust? Jean-François Pons