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利用居民消费价格指数可以观察和分析消费品的零售价格和服务人格变动对城乡居民实际生活费支出的影响程度。本文提出了适合预测我国居民消费价格指数变动趋势的灰色模型,并对2002、2003年的变化趋势进行了预测,所得结果与实际数据基本相符合的。
The use of consumer price index can be observed and analyzed consumer goods retail prices and service personality changes on the actual cost of living expenses of urban and rural residents. This paper presents a gray model that is suitable for forecasting the changing trend of China’s consumer price index, and predicts the changing trend in 2002 and 2003. The result is in line with the actual data.