2Grimsey D, Lewis M K. Evaluating the risks of public private partnerships for infrastructure projects [ J ] . International Journal of Project Management, 2002, 20 (2):107-118.
3Dahel R. Project Financing and Risk Analysis [ M: . Kuwait: Arab Planning Institute, 1997.
4Peter Bernstein. The Ability to Understand Measure and Weigh Risk is at the Heart of Modern Life [ M ] . Harvard : Harvard University Press, 1996.
5Bollen Kenneth A. Overall fit in covariance structure models: two types of sample size effects [ J ] . Psychological Bulletion, 1990, 107 (2): 256-259.