4Katz M, Shapiro C. Network Externalities, Competion and Compatibility [ J ]. American Economic Review, 1985,75 ( 3 ) : 55 - 59.
5Eeonomides Nieholas. Competition Poliey in Network Industries:An Introduetion [ M ]. New York:working paper,2004.
6Brynjofsson Kemerer. Network Externalities in the Microcomputer Software : an Econometric Analysis of the Spread Sheet Mar- ket [ J ]. Management Seienee, 1996, (42) : 85 - 94.
7Shy Oz. The Economies of Network Industries[ M]. Cambridge:Cambridge University Press ,2001.
6Arrow K. J. Economic Welfare and the Allocation of Resources for Inventions [A]. R Nelson. The Rate and Direction of Inventive Activity: Economic and Social Factors[C]. Princeton, N J:Princeton University Press,1962.
7Annabelle Gawer, and Michael A. Platform Leadership: How Intel, Microsoft and Cisco Drive Industry Innovation[M]. Harvard Business School Press,2002.
8Baldwin C.. Clark B. Design Rules:The Power of Modularity[M]. Cambridge MA:MIT Press,2000.
9Baldwin, Clark. The Option Value of Modularity in Design [EB]. Working Paper, www.people.hbs.edu/cbaldwin/ DR10ption.pdf, 2002.
10Buehler,Stefan,and Armin Schmutzler. Intimidating Competitors Endogenous Vertical Integration and Downstream Investment in Successive Oligopoly[D]. University of Zurich Socioeconomic Institute, Working Paper,2005.
