Therefore, this paper mends one-phase pricing model thinking over that before making plan, and then puts forward two-phase pricing model and compares the results of two pricing model.

• 本文同时还对一般不确定条件下对厂商常采用二度价格歧视以及两阶段定价模型基础上对三度价格歧视作了进一步的研究,针对对三度价格歧视给出了应用实例。