我国城镇居民消费支出的实证分析

以ELES模型为基础对2003～2005年我国城镇居民消费支出进行横截面数据的计量分析。计量结果表明：城镇居民的基本需求量增长慢于收入增长速度、基本需求量结构趋于稳定、低收入者的消费支出低于基本需求量水平；城镇居民的边际消费倾向受非收入因素的影响较大；随着居民收入水平的上升，各种商品的收入弹性呈现出不同的变化趋势．此外，由于在恩格尔系数测量中并没有将基本食品消费量和非基本食品消费量进行区分，因此恩格尔系数无法准确的反映非基本食品消费支出与居民生活水平之间的关系。

Empirical Analysis on the Urban Residents Consumption Expenditure in China

Based on the ELES mode, the paper studies the urban residents＇ consumption expenditure in China during 2003-2005 through cross section data. The paper indicates that urban residents＇ basic demands tend to stabilization and more slowly rise Ihan basic income, urban residents marginal consumption tendency is mostly affected by non-income factor, with the rise of citizen income, the income elasticity of commodity taking on different change tendency, Besides, Engle＇s Ratio cannot exactly explain the relation between non-basic food consumption and residents standard of living because Engle＇s Ratio has not distinguished the difference between the quantity of basic food consumption and non-basic food consumption.