本文从项目现金流具有的收益性和支付性双重属性角度出发,分析了净现值法下项目决策时的折现率选择,指出折现率的选择需结合企业及拟决策项目的现金流分布的实际情况,兼顾项目现金流测算的收益性与支付性,才能在项目投资决策中运用净现值法做出相对正确的决策。 This paper analyzes the choice of discount rate in the project decision under the net present value method from the point of view of the double return and payment nature of the project cash flow and points out that the choice of the discount rate should be based on the cash flow distribution of the enterprise and the proposed project The actual situation, taking into account the profitability of the project cash flow and payment, in the project investment decision-making in the use of net present value method to make a relatively correct decision.