4Black F,Scholes F. The pricing of options and corporate liabilites[J]. Journal of Political Economy,1973,81:637-659.
5Myers S C. Determinants of corporate borrowing[J]. Journal of Financial Economics,1977(Novenmber):147-176.
6Myers S C. Finance theory and financial strategy[J]. Midland Corparate Finance Journal,1987,5(1):6-13.
7Timothy A. Luehrman. Investment opportunities as real options:Getting started on the numbers[J]. Harvard Business Review,1998(July-Augest):51-66.
8Schwartz,Eduardo S,Trigeorgis,Lenos. Real options and investment under uncertainty:Classical readings and recent contributions[M]. Massachusetts:The MIT Press,2000.