| In recent years, greatly input to highways has aroused general concern.lt will be possible to reduce highway building as network of main highways is fulfilling and national strategic thinking was changed.Now,every local government opened the policies and is seeking all kinds of ways of collecting and circulating funds.Funds run by local people got the chance to take part in highway building. The same way of prouing economy of highways that seek profits. The article analysed the new way is necessary and afforded the key facts and solutions.The article contained below aspects.Basing on four-stage forecasting way and other ways.the article emphatically researched the guiding way.Because there are many sectors,many departments.many indefinite and long time,the article researched analysis for risktaking and made investment risktaking lower.Economy evaluation closely related to discount rate.The aricle researched the calculation of discount rate. |
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