A measure of the fluctuation in prices of common co umer goods and services over a fixed time period.
A measure of the fluctuation in prices of common co umer goods and services over a fixed time period.
在一定时期内衡量常用消费品和服务价格波动情况的一种尺度。
A measure of the fluctuation in prices of common co umer goods and services over a fixed time period.
在一定时期内衡量常用消费品和服务价格波动情况的一种尺度。