A price index as a statistic, measures

A price index as a statistic, measures

A how the value of money changes over time
B the volume of currency in the economy
C the exchange rate of a country's currency
D the composition of goods and services

waec 2012 economics

The correct answer is A. how the value of money changes over time

A price index is a measure of how prices change over a period of time, or it is a way to measure inflation.

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