投资项目的费用效益识别质量直接影响着投资项目评价结果的科学性,站在维护国家整体利益的角度,运用波及影响的理念,充分考虑了项目之间的直接和间接作用,给出了国家投资项目的费用、效益识别的思路和方法,并以铁路建设项目为例加以应用.该费用、效益识别方法强调了项目的非经济效益的识别,为建设项目评价的定量分析提供了有效的效益识别方法,便于实际操作,适用于国家投资建设项目的评价.“,”Investment is an important means by which national economic and social development are promoted. The cost and benefit distinguishing quality of an investment have direct influences on the appraisal result of an investment project. From the viewpoint of guaranteeing the benefit of the whole country, by use of a concept of radiating effect, and with the direct and indirect actions between projects being fully considered, thought and method for distinguishing the cost and benefit of national investment projec...