2Saaksjarvi M, Lassila A, Nordstrom H.Evaluating the software as a service business model:From CPU time-sharing to online innovation sharing[C]//IADIS International Conference e-Society, Qawra, Malta, 2005.
3Davis F D.Perceived usefulness,perceived ease of use, and user acceptance of information technology[J].Journal of MIS Quarterly, 1989,13(3) :319-341.
4Venkatesh V, Davis F D.A theoretical extension of the technology acceptance model: Four longitudinal field studies[J].Journal of Management Science, 2000,46(2) : 186-204.
5Pavlou P A.Consumer acceptance of electronic commerce: Integrating trust and risk with the technology acceptance model[J]. Journal of Electronic Commerce,2003,7(3) : 101-134.
6Ma Qing-xiong, Liu Li-ping.The technology acceptance model: A meta-analysis of empirical findings[J].Journal of Organizational and End User Computing, 2004,16( 1 ) : 59-72.