改革开放以来，伴随我国国民经济的持续快速发展和收入水平的普遍提高，收入渠道的多元化促进了城乡居民收入格局的多样化，带来了经济利益在不同群体间的重新调整和社会收入分层的加剧。居民收入差距在城乡、行业、地区之间的扩大，已经成为社会主义市场经济体制基本建立时期 Since the reform and opening up, with the continuous rapid development of our national economy and the general increase of income level, the diversification of income channels has promoted the diversification of income pattern of urban and rural residents, brought about the readjustment of economic interests between different groups and the social income The layers of aggravating. The widening of the income gap between urban and rural areas, industries and regions has become the basic period for the establishment of a socialist market economy