01112cam a2200313 a 4500 6207 6207 BJBSDDR 20230404125849.0 ta 901123s1991 dcua b 001 0 eng 0815716060 9780815716068 DLC DLC spa eng n-us--- HE 8815 C891a 1991 384.6/3/0973 Crandall, Robert W., 1940- After the breakup : U.S. telecommunications in a more competitive era / Robert W. Crandall. Washington, D.C. : Brookings Institution, c1991. xii, 174 p. : ill. ; 24 cm. Includes bibliographical references and index. In this book, Robert W. Crandall examines the effects of the AT&T breakup and weighs the costs and benefits to the residential and business consumer. Telephone United States. Telephone Deregulation United States. Teléfono Estados Unidos. 14478 Política de telecomunicaciones 14479 lcc BK YSL 0 0 0 0 CS BJB BJB CS 2023-04-04 0 HE 8815 C891a 1991 00000109945 2018-10-23 00:00:00 1 2018-10-23 BK