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目前,国家统计局编制居民消费价格指数和商品零售价格指数的计算公式是加权算术平均公式.对比基期有上年同月、上年同期和上月.我们一般将以上年同月或上年同期价格水平为100的指数称作年距环比价格指数,也就是通常所说的同比价格指数:以上月价格水平为100的指数称作月环比价格指数.这两者均为环比指数,因其对比基期随报告期(计算期)的变动而相应变动.在实际运用中,很多人习惯将各月的月环比价格指数连乘积等同于年距环比指数,即同比指数;将
At present, the formula for calculating the consumer price index and the retail price index of the residents compiled by the National Bureau of Statistics is the weighted average arithmetic formula, compared with the same period of last year, the same period of last year and the previous month, and we generally compare the price of the same month of the previous year or the same period of last year The index of 100 is called the annual distance to ring price index, which is commonly referred to as the year-on-year price index: the index with the previous month price level of 100 is called the monthly ring price index, both of which are the ring index, During the reporting period (calculation period) changes in the corresponding changes in the practical application, many people are accustomed to the monthly price index for each month even with the product of the product is equivalent to the annual ring index, which is year-on-year index;