关键词: 习惯形成 , 消费异质性 , 收入阶层 , 面板SUR

Abstract: Habit formation is one of basic characteristics of residents  consumption behavior, and the income strata heterogeneity is the main reflect of the difference of their endowmentIn order to explore ways to expand residents  consumption, this paper aims to study the consumption behavior of urban residents by combing themBased on the income strata hypothesis of consumption function and panel SUR, we find that residents  consumption shows significant habit formation which shows obvious strata heterogeneitySpecifically, lowincome residents have weaker habit motivation and higher consumption propensity, the habit motivation of middleincome residents is stronger and their behavior is prudent, and highincome residents status consumption is activeThe income distribution structure of Pyramid type, the expanding but prudent middleincome residents and the outflow of status consumption have restrained residents  consumption jointly, and the relative shortage of residents consumption is mainly a structural problemWe should try to build a longterm mechanism from the supply side according to the characteristics of every income strata, promote the steady growth of lowincome residents income, weaken the prudence of middleincome residents, and improve the quality and grade of domestic consumer goods

Key words: habit formation , heterogeneous consumer , income strata , panel SUR