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改革开放以来,重庆经济社会取得了长足的进步和发展,人民的生活水平得到了明显的改善和提高,但近年来,重庆市行业收入差距逐年扩大,引起了广泛关注。本文运用相关历史数据,从单指标和综合指标的角度,运用Bootstrap抽样、3σ方法以及因子分析法,对重庆市行业收入差距进行预警分析,同时利用灰色预测模型,综合分析重庆市行业收入差距历年走势及未来趋势,最后得出结论与启示。
Since the reform and opening up, the economic and social development in Chongqing has made great progress and development, and the living standards of the people have been significantly improved and improved. However, in recent years, the industry income gap in Chongqing has been expanding year by year, attracting wide attention. Based on single historical data and comprehensive index, this paper uses the Bootstrap sampling, 3σ method and factor analysis to forecast the industry income disparity in Chongqing. At the same time, using the gray forecasting model, Trends and future trends, and finally draw conclusions and inspiration.