什么是边际法？简述边际分析法在管理经济学中的意义？ (40%)？
What is marginal method? Please discuss the meaning of this method in management economics? (40%)?
本文以新兴古典经济学的超边际分析方法，剖析了公路基础建设的经济学原理。
The economics theory of highway foundation construction is analysed by the method of inframarginal analysis.
本文以新兴古典经济学的超边际分析方法，剖析了公路基础建设的经济学原理。
The economics theory of highway foundation construction is analysed by the method of inframarginal analysis.
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