5[1]Gertner,Robert H.,David S.Scharfstein,and Jeremy C.Stein.Internal versus external capital markets[J].Quarterly Journal of Economics,CIX (1994),1211 ~ 1230.
6[2]Fluck,Zsuzsanna,and Andrew Lynch.Why Do Firms Merge and Divest:A Theory of Financial Synergy[D].unpublished working paper.NewYork University,1996.
7[3]Stein,Jeremy C.Internal capital markets and the competition for corporate resources[J].Journal of Finale,LII,1997,111 ~ 134.
8[4]Lamont,Owen.Cash flow and investment:evidence from internal capital markets[J].Journal of Finance,LII,1997,83 ~ 110.
9[5]Lang,L.H.,& Stulz,R.M.Tobin's q,corporate diversification and firm performance[J].Journal of Political Economy,1994,102,1248 ~ 1280.
10[6]Berger,P.G.,& Ofek,E.Diversification's effect on firm value[J].Journal ofFinancial Economics1995,37,39 ~ 65.