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Consumer Price Index

消費者物価指数 ／ consumer-price-index　—　Measuring

An index that aggregates the prices of goods and services purchased by households to measure monthly price movements.

Eight reales of Potosí Eight reales of Potosí1556–1598 (Philip II) Sangpyeong Tongbo Sangpyeong TongboAD 1678– Assignat of 50 sols Assignat of 50 sols1793
A real specimen of the related term “prices”.

It shows how the cost of a fixed basket of household purchases changes with prices. In Japan, it is produced by the Statistics Bureau of the Ministry of Internal Affairs and Communications, and in the United States, by the Bureau of Labor Statistics. It is also used for pension adjustments. It serves as a yardstick for converting nominal amounts into real terms.