The theory can remedy the defect without considering the irreversibility of investing and without considering the characteristic of postponing nature . it offers the basis for correct investment decision 用期权理论来评估资本投资决策时,可以弥补以往评估投资决策方法不考虑投资不可逆性和可推迟性的特征,从而为正确的投资决策提供依据。