Which of the Following Is Not Correct

Multiple Choice

Which of the following is not correct?

A) The consumer price index gives economists a way of turning dollar figures into meaningful measures of purchasing power.
B) The consumer price index is used to monitor changes in the cost of living over time.
C) The consumer price index is used by economists to measure the inflation rate.
D) The consumer price index is used to measure the quantity of goods and services that the economy is producing.