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。

The price discrimination is a kind of price decision of firms, and the decision of price is restricted by the firm's competition position and specific circumstances.

价格歧视属于企业价格决策的一种，而价格决策很大程度上受制于企业所处的竞争地位和竞争环境。

Firstly, we studied the method and characteristics of second-degree price discrimination 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。

Specifically, the class consists of five themes: price discrimination, cartels and collusion, demand estimation, entry and market structure, and information economics.

课程共有五大部分：价格歧视、卡特尔和共谋、需求估计、市场进入与市场结构、以及信息经济。

There are three results: 1. We studied the reasonable divisional number of demands while second-degree price discrimination was enforced by two oligarchic enterprises.

其结果有三：第一，研究了两寡头厂商实施二度价格歧视时对需求量区间的分段数的合理性问题；