对二度价格歧视理论进行了系统的数理经济分析，在定量分析的基础上，给出了一些定性的结论。
A systematic mathematics analysis was presented on second-degree price discrimination. On the basis of quantitative analysis, we got some qualitative conclusions.
对二度价格歧视理论进行了系统的数理经济分析，在定量分析的基础上，给出了一些定性的结论。
A systematic mathematics analysis was presented on second-degree price discrimination. On the basis of quantitative analysis, we got some qualitative conclusions.
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