Abstract: The paper introduces consumption inequality as an important indicator reflecting economic inequality，and systematically studies the determinants of consumption inequality of Chinas urban households. Based on the survey data about Chinas interprovincial urban household and the recentered influence function regression method，the paper obtains the following important findings：family income inequality and net assets inequality are the important reasons for consumption inequality of Chinas urban households. Furthermore，there are other factors contributing significantly to consumption inequality of Chinas urban households，such as household heads gender，marital status，physical conditions，religious beliefs as well as family structure and so on.

Key words: household wealth , consumption inequality , recentered influence function regression

摘要： 以消费不平等作为反映经济不平等的重要指标，本文系统研究了中国城镇家庭消费不平等的成因。采用中国跨省区城镇家庭调查数据，基于再中心化影响函数的实证分析结果显示：我国城镇家庭的收入与净资产的不平等是导致其消费不平等的重要原因。此外，户主的性别、婚姻状况、健康状况、宗教信仰以及家庭人口结构等因素也对城镇家庭消费不平等有着不同程度的显著影响。

关键词: 家庭财富 , 消费不平等 , 再中心化影响函数（RIF）回归