5Greif,Avner ,1996,"Contracing,Enforcement and Efficiency:Economics Beyond Law",the Paper for the Annual Bank Conference on Development Economics,World Bank,April 25-26,1996,Washington,D.C.
6Green,E.and R.Porter,1984."Noncooperative Collusion under Imperfect Price Information",Econometrica,52:87-100.
7Huang,and Wu,Ho-Mou,1994,"More Order without More Law:A Theory of Social Norms and Organizational Culture",Journal of Law,Economics and Organization.
8Kreps,David,1990,"Corpocate Culture and Economic Theory",In Perspectives on Positive Political Economy,edited by James Alt and Kenneth Shepsle ,Cambridge:Cambridge University Press,90-143.
9Macaulay ,Stewart,1985,"An Empirical View of Contract",Wisconsin Law Review,1985(3):465-82.
10Macneil ,Ian R.1985,"Relational Contract:What We Do and We Do Not Know",Wisconsin Law Review,1985(3):482-524.
