5[5]Aghion, P. and Bolton, P.An incomplete contracts approach to financial contracting[J].Review of Economic Studies, 1992,59:473-494.
6[6]Grossman, S. and Hart, O. The costs and benefits of owner ship:a theory of vertical and lateral integration[J].Political Economy, 1986,94:691-719.
8[8]Maskin, E.and Tiorle,J. Unforeseen contingencies and incomplete contracts[J].Review of Economic Studies, 1999,66:83-114.
9[9]Rajan, R. and Zingales, L.The firm as a dedicated hierarchy: a theory of the origins and growth of firms[A]. NBER Working Paper[C].Cambridge:National Bureau of Economic Research,2000.7546.