Relying on a comparative analysis of five countries, this book seeks to shed some light on the respective roles of antitrust law and antitrust authorities in liberalized telecommunications markets. - Съдържа: 1. Introduction -- 2. Conceptual Framework -- 3. Key Issues of Economic Regulation in Telecommunications -- 4. United States -- 5. New Zealand -- 6. United Kingdom -- 7. Chile -- 8. Australia -- 9. Comparative Analysis -- 10. Conclusions -- Annex: Price Comparisons Among the Five Countries for Different Baskets of Services.*