1Kelly L. Frey. Business models and pricing issues in the digital domain [ A ]. In: Economics of digital information: collection, storage and delivery[ C ], ed: Sul H. Lee, The Haworth press, Ins. 1997, pp.27~37.
2杜红超.网站收费困难重重[J].中国数据通信,2001,9:80-81.
3保罗.A.萨缪尔森,威廉.D.诺德豪斯.《经济学》(第12版)[M].中国发展出版社,1992.
4Arthur, W. B. Increasing returns and the new world of business[J] Harvard business review 1996,74(Jul-Aug), 100 ~ 109.
5勒维斯.非摩擦经济--网络时代的经济模式[M].江苏人民出版社,1999.
6Economides, Nicholas. The economics of networks [ J ]. International Journal of Industrial Organization, 1996,14(6) :673 ~ 699.
7Michael L Katz, Carl shapiro. Network externalities,competition,and compatibility[ J ]. The American Economic Review, June 1985,75(3) :424 ~ 440.
8Witt. Ulrich. "Lock-in" vs. "critical masses"-industrial change under network externalities [ J ]. International Journal of Industrial Organization, October, 1996,15(6) :727 ~ 745.