At present, China's CPI index uniformly implements the eight categories system stipulated by the National Bureau of Statistics, that is, the composition of the index includes eight categories, including food, tobacco, alcohol and supplies, clothing, household equipment supplies and services, medical care and personal supplies, transportation and communication, entertainment, education, cultural supplies and services, and housing, and each category contains several specific items, totaling more than 300 items.
CPI is the abbreviation of consumerpriceindex. Consumer price index (CPI) is a macroeconomic indicator that reflects the changes in the price levels of consumer goods and services generally purchased by households. It is a relative number to measure the price level of a representative group of consumer goods and services that changes with time in a specific period, and is used to reflect the changes in the price level of consumer goods and services purchased by households.
CPI is a lagging data, but it is often an important reference index for market economic activities and government monetary policy. CPI stability, full employment and GDP growth are often the most important social and economic goals. However, from the reality of China, the stability and importance of CPI are not as authoritative as the developed countries think, and the economic activities of the market will be adjusted according to the changes of CPI.
CPI= (the value of a group of fixed commodities at current price/the value of a group of fixed commodities at base price) × 100%. This set of values calculated at the current price should be multiplied by the current price by the number of base periods. For example, in 20 10, the average family in a country spends 1000 yuan on a group of goods every month. In 20 15, the consumer price index of the country in 20 15 is (based on 20 10) CPI =