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我们曾在“关于水利水电工程宏观经济评价中社会折现率问题的讨论”一文中指出,社会折现率是建设项目国民经济评价的重要参数。就其实质说,社会折现率是资金利用的影子价格和机会成本,是现阶段我国投资项目利用资金所应获得的最低限度的收益率水平。各类建设项目的国民经济评价都应采用国家规定的全国统一的社会折现率,而不能采用各部门不
We once pointed out in the article “Discussions on the issue of social discount rate in the macroeconomic evaluation of water conservancy and hydropower projects” that the social discount rate is an important parameter for the national economic evaluation of construction projects. According to its essence, the social discount rate is the shadow price and opportunity cost of capital utilization, and it is the minimum level of return that should be obtained for the use of funds for investment projects in China at this stage. The national economic evaluation of all types of construction projects should adopt the national unified national social discount rate prescribed by the state, but not all departments.