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公路运输是国民经济的基础性、服务性产业,公路运输的发展关系到我国经济社会发展的全局。公路建设项目与一般工业建设项目相比,具有社会公共设施属性、外部经济特性、资金密集周期长和自然垄断等经济特性,因而对于公路项目必须从国家整体角度考察项目对社会经济效益和对国民经济的影响,并以此来评价对其投资的可行性。从目前我国公路项目的国民经济评价情况来看,评估结果
Road transport is the basic national economy, service industry, the development of road transport related to the overall economic and social development in our country. Compared with the general industrial construction projects, highway construction projects have the characteristics of social public facilities, external economic characteristics, capital-intensive cycle length and natural monopoly. Therefore, it is necessary for highway projects to examine the impact of the project on the social and economic benefits and on the national Economic impact, and in order to evaluate the feasibility of its investment. Judging from the current situation of national economy evaluation of highway projects in our country, the assessment results