Cost Proxy Models and Telecommunications Policy a New Empirical Approach to Regulation [Regulation of Economic Activity] (Hardcover) ISBN-13: 9780262072373 ISBN-10: 0262072378 Genre: Business & Money ? The Theory of Natural Monopoly (Paperback) → Hardcover ISBN-13: 9780521271943 ISBN-10: 0521271940 Genre: Business & Money ? |