我国CPI进行新一轮基期轮换

Core Viewpoint - The National Bureau of Statistics of China has announced a new round of base period rotation for the Consumer Price Index (CPI), which includes adjustments to the survey classification directory and the expansion of survey points and specifications, marking the first data release after this rotation [1][2] Group 1: CPI Base Period Rotation - The CPI undergoes a base period rotation every five years, with the next scheduled for 2025, involving adjustments to the survey classification directory, selection of representative specifications, recalculation of classification weights, and adjustment of price comparison bases [1] - The rotation aims to adapt to the latest changes in consumer spending patterns, ensuring the "fixed basket" of goods and services remains representative [1] Group 2: New Additions and Adjustments - The current base period has expanded its coverage to include new retail formats such as membership-based supermarkets and instant retail platforms, as well as representative specifications like smart drones [2] - To align with changes in consumer behavior in the big data era, the data collection methods for CPI have been optimized, increasing the use of network transaction prices, enterprise electronic data, and administrative records [2] Group 3: Transparency and Data Availability - The National Bureau of Statistics has publicly released the base period weights for eight major categories and 13 key indicators of the CPI, promoting greater transparency in statistical work to meet the growing data demands of society [2]