A systematic mathematics analysis was presented on second-degreepricediscrimination. 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。
2
Firstly, we studied the method and characteristics of second-degreepricediscrimination that was enforced by monopoly enterprise on the basis of documents available.
首先，在已有文献的基础上，补充研究了垄断厂商二度价格歧视的方法和特点。
3
There are three results: 1. We studied the reasonable divisional number of demands while second-degreepricediscrimination was enforced by two oligarchic enterprises.