Heterogeneity Perspective on the Dynamic Identification of Low-Income Groups and Quantitative Decomposition of Income Increase: Evidence from China

Common prosperity is an essential requirement of socialism. To achieve common prosperity, unbalanced urban–rural development, insufficient regional and progressively increasing income disparity between groups must be solved. The measure raising the low expanding middle receiving more attention in gradually achieving prosperity. In order to formulate long-term increase strategies for low-income with characteristics, this article, based on group data, uses weak relative poverty criterion dynamically identify decomposes changes from urban–rural, provincial perspectives explore causes extent their influence groups. This paper concludes that size generally a declining trend, while urban has increased. Inequality distribution reduces groups; individual heterogeneity key factor promotes It difficult central western rural areas than eastern areas. future, basis classifying paths districts implementing corresponding policies by combining characteristics different categories, it helps mechanism combines development meets actual development. will promote realize