文章通过建立住宅市场信息不对称计量模型,探讨了我国城市住宅市场中的信息不对称问题。研究发现,住宅市场的异质性决定了住宅市场上存在着严重的信息不对称问题,所导致的逆向选择和道德风险会降低市场效率,中国城市住宅市场信息不对称问题主要存在于住宅房龄为中龄的住宅市场中,市场出清时间和信息不对称的关系正负交替。 Through the establishment of housing market information asymmetry measurement model, this paper discusses the problem of information asymmetry in China’s urban residential market. The study finds that the heterogeneity of housing market determines the serious asymmetric information problem in residential market, the adverse selection and moral hazard will reduce the market efficiency. The information asymmetry of urban housing market in China mainly exists in residential age For the middle-aged residential market, the relationship between market clearing time and information asymmetry alternates.