5T.Randolph Beard,Price—QuaHty Tradeoffs and welfare Effects in Cable Television Market,Journal of Regulatory EconomicS.200l,20,(2),PPl07~123.
6Yasuji Otsuka,Bradley M.Braun,Taxation by Regulation and Regulation by Taxation.the Case of Local Cable TV Regulation.Review of Industrial Organization,2002,2 1,PP2 1~40.
7S.Ran Kim,A.Horn,Regulation Policies Concerning Natural Monopolies in Developing and TransiNon Economics,DESA Discussion Paper No.8,PPl~19.