A study of long-distance rates
Tài liệu tham khảo
Allen, 1992
Taylor, 1993, Postdivestiture long-distance competition in the United States, American Economic Review, Vol 83, 185
Porter, 1990
Hall, 1993, Long Distance: Public Benefits From Increased Competition, Applied Economic Partners
Statistics of Communications Common Carriers, Federal Communications Commission, Washington, DC, 1991/1992 edn, p 259; 'Comparison of major rate changers from 1915 to September 19, 1959', AT&T Archives.
Temin, 1987, The Fall of the Bell System, 20
Pierce, 1990
Noll, 1991
Taylor, 1993, Postdivestiture long-distance competition in the United States, American Economic Review, Vol 83, 185