中文摘要：

本文基于凯恩斯消费理论，通过成都市1995-2009年城乡居民可支配收入和生活消费数据，建立了成都市城乡居民消费函数，并结合城乡居民1995年一2009年间恩格尔系数的变化趋势和2009年成都市城乡居民消费结构，对成都市城乡居民消费差异进行了实证分析，找出了城乡居民消费差异的主要原因。最后，提出了消减成都市城乡居民消费差异的建议。

英文摘要：

Based on the Keynes theory of consumption,through Chengdu disposable income of urban and rural residents and living and consumption data from 1995 to 2009, we establish consumption function of Chengdu urban and rural residents. Combined the engel coefficient of esidents in both rural and urban areas between 1995 and 2009 with consumption structure in 2009, we analyze the differences of consumption between urban and rural residents, find out the main reasons. Finally, the paper puts forward advice to reduce consumption of urban and rural residents in Cbengdu.