Macroeconomists Are Able to Study the Entire Economy by

Multiple Choice

Macroeconomists are able to study the entire economy by

A) ignoring much of the data available in order to reduce the number of markets that need to be studied
B) studying only a few markets at a time
C) simply adding up all the prices and quantities in individual markets
D) aggregation which reduces the number of markets that need to be studied
E) dividing total output by the number of markets