Which of the Following Implies That the Measurement of Key

Multiple Choice

Which of the following implies that the measurement of key macroeconomic data is not always accurate?

A) The earlier the estimate of the data, the more accurate it is.
B) The revisions of key economic data are always positive by 0.25%.
C) Estimates of key macroeconomic data are nearly always subject to revision.
D) All relevant data are usually available within a month after the end of the financial year.