近年来,中国的过渡经济改革正在引起国内外理论界的广泛关注,而围绕着“价格双轨制”所进行的研究又是其中一个不可缺少的重要方面。正如张军(1997)所指出的那样:“‘两部门理论’……不能真正解释在某种改革方式下经济的增长或衰退是如何发生的。基于这样的考虑,在研究中国改革的经济学逻辑时我们则把分析的目光从体制的双轨制转移到‘价格双轨制’上来,因为对价格制度的改革方式直接与部门的生产行为的变迁相联系。”现在研究价格双轨制的文献,很多是通过分析部门的生产行为特征与市场结构特征来说明产出的变动(如哈勒根和张军,1996;Murphy,Shleifer and Vishny,1992等),而对消费者的行 In recent years, China’s transitional economic reform is arousing widespread concern in the theoretical circles both at home and abroad. The research conducted around the “dual-track price system” is one of the indispensable and important aspects. As Zhang Jun (1997) points out: “The theory of” two departments “... can not really explain how economic growth or recession takes place under a reform approach. Based on such considerations, the economics of China’s reform In logic, however, we shift the focus of our analysis from the dual system of systems to the dual system of prices because the reform of the price system is directly linked to changes in the productive activities of the sector. ”Most of the current literature on the dual system of prices is based on analysis (Eg, Harregan and Zhang, 1996; Murphy, Shleifer and Vishny, 1992, etc.), while the behavior of consumers