项目经济评估是从国家的、宏观的角度分析项目的经济合理性,它区别于项目财务评估的一个重要方面,就是试图包括所有的费用和效益,即把项目财务评估不考虑的外部费用和效益也包括进来。项目的外部效果是项目外部 The project economic assessment analyzes the economic rationality of the project from a national and macroscopic perspective. It differs from an important aspect of the project financial assessment in that it attempts to include all the costs and benefits of external costs and benefits that are not considered in the project financial evaluation Also included. The external effect of the project is external to the project