Post-Liberalization Challenges in Telecommunications: Balancing Antitrust and Sector-Specific Regulation; Tentative Lessons from the Experiences of the United States, New Zealand, Chile, and Australia - World Competition View Post-Liberalization Challenges in Telecommunications: Balancing Antitrust and Sector-Specific Regulation; Tentative Lessons from the Experiences of the United States, New Zealand, Chile, and Australia by Michel Kerf,Damien Geradin - World Competition Post-Liberalization Challenges in Telecommunications: Balancing Antitrust and Sector-Specific Regulation; Tentative Lessons from the Experiences of the United States, New Zealand, Chile, and Australia Michel Kerf Damien Geradin 23 2 World Competition