As the presence of transactions costs, deviations from purchase power parity (PPP) may follow a nonlinear process that is mean reverting.
由于存在交易成本，偏离购买力平价可能呈非线性的均值回复特性。
Based on the concept of weighted purchase power parity proposed in this paper, we contrasted the economic power of the two countries and give a forecast on it.
在本文提出的加权购买力平价基础上对中日两国的经济实力也进行了对比和展望。
The paper firstly analyses the appreciation and trend of RMB on the basis of purchase power parity, and points out short-term & long-term influences upon export enterprises.
本文依据购买力平价理论分析了人民币升值与新汇率的走势，指出人民币升值对我国出口企业造成的短期和长期影响。
The paper firstly analyses the appreciation and trend of RMB on the basis of purchase power parity, and points out short-term & long-term influences upon export enterprises.
本文依据购买力平价理论分析了人民币升值与新汇率的走势，指出人民币升值对我国出口企业造成的短期和长期影响。
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