4Cohen, M., Agrawal, N., & Agrawal, V.. Winning in The After-market[J]. Harvard Business Review,2006, 84( 5 ) : 129-138.
5Sawhney, M., Balasubramanian, S., & Krishnan, V. V. Creating Growth with Services [J].Sloan Management Review,2004,45 (2): 34-43.
6Joe,Anna. From Value Chain to Value Network: Insights for Mobile Operators[J}. European Management Journal,2006,24(2) : 128-141.
7Tapscott, D., Ticoll, D. & Lowy, A. Digital Capital: Harnessing the Power of Business Webs[M]. Harvard Business School Press, Boston, 2000.
8Li, F. &Whalley, J. Deconstruction of The Telecommunications Industry : From Value Chain to Value Networks[J]. Telecommunica- tion Policy ,2002,26,451-472.
9Evans, P. &Wurster, T.S. Blown to Bits: How the New Economics of Information Transforms Strategy[M]. Harvard Business School Press, Boston,2000.