“中间阶级论”是当今西方国家社会阶级结构问题研究中较有影响的一种理论。尽管称谓不一,有“中间阶级”、“中间阶层”、“中产阶级”、“白领阶级”、“新中等阶层”、“新阶级”等等,但所指内容大致相同,即认为在西方国家,“中间阶级”是与资产阶级和工人阶级相并列的三大基本阶级之一,并认为战后“中间阶级”急剧膨胀,资产阶级和工人阶级已经或正在趋于消失,整个社会已是或将是一个中产化的社会。这一理论的主要论据在于:一日当今西方国家具有中等个人收入水平的人数已占社会成员的大多数;二日当今西方国家绝大多数的脑力劳动者虽然不占有生产资料,但是他们拥有知识财产,并以此在经济生活和社会生活中居于特殊地位;三日当今西方国家绝大 The “theory of middle class” is a theory that is more influential in the study of social class structure in the western countries today. Although the titles are different, there are “middle class”, “middle class”, “middle class”, “white collar class”, “new middle class” and “new class”, but the content is roughly the same, In the country, the “middle class” is one of the three basic classes tied with the bourgeoisie and the working class. It also considers that the “middle class” after the war has rapidly expanded, and the bourgeoisie and the working class have been or are disappearing. The whole society is already Or will be a middle class society. The main argument of this theory is that in the first day today, the number of middle-income individuals in western countries accounts for the majority of the members of the community; the vast majority of intellectual workers in western countries today do not have means of production but they possess knowledge Property, and thus in a special position in economic life and social life; three days in Western countries today