如何确定CPI权数？国家统计局回应

Core Insights - The CPI weight refers to the proportion of expenditure on various goods or services in a "fixed basket" relative to the total expenditure required to purchase the entire basket [1] Summary by Categories - The weights are primarily derived from household expenditure and living conditions surveys, supplemented by specialized surveys for certain subcategories and basic classifications, ensuring an objective reflection of consumer spending structure [1] - The weights for the eight major categories in the 2025 base period are as follows: Food, Tobacco, and Alcohol (29.5%), Clothing (5.4%), Housing (22.1%), Household Goods and Services (5.5%), Transportation and Communication (14.3%), Education, Culture, and Entertainment (11.4%), Healthcare (8.9%), and Other Goods and Services (2.9%) [1]