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文章从中产阶层作为推动经济和社会健康持续发展的关键动力视角切入,建立了相关数理经济模型,并采用计量经济模型,对经济新常态背景下收入分配两极分化严重而缺失中等收入阶层的“金字塔型”社会及中等收入阶层为主、财富分配符合“橄榄型”社会的样本国家做了经验分析。结果显示,国家的投资消费水平及技术进步等变量对社会中等收入阶层的培育具有显著性促进作用;而政府支出和人口赡养比等变量对其有抑制作用。鉴于此,针对目前中国经济和社会的实际状况,本文认为,通过改革税收制度、适度增加公共财政投入力度、合理提升居民消费支出、促进技术进步、优化出生率及合理配置第三产业比重等策略来实现培育社会中等收入阶层的终极目标。
Based on the perspective of the middle class as the key driving force to promote sustained and healthy economic and social development, the paper establishes a mathematical economy model and uses the econometric model to analyze the serious polarization of income distribution under the new economic normal and the absence of the middle-income class, Pyramid-type “social and middle-income class-based, wealth distribution consistent with ” Olive "social sample countries have done empirical analysis. The results show that the country’s level of investment and consumption and technological progress variables have a significant role in promoting the cultivation of the middle-income class; while the variables such as government expenditure and population support ratio have an inhibitory effect on them. In view of this, in view of the current economic and social conditions in China, this paper argues that through reforming the tax system, appropriately increasing the investment in public finance, rationalizing the consumption expenditure of residents, promoting technological progress, optimizing the birth rate, and rationally allocating the tertiary industry, Realize the ultimate goal of nurturing the middle-income class in society.