If macroeconomics looks at the economy as a whole, it focuses on which of the following?

The falling phase of a business cycle measured by a decrease in real GDP is called:

A) hyperinflation. B) expansion. C) recession. D) peak.

Which of the following components of aggregate expenditure is most subject to crowding out?

a. Consumption expenditures b. Investment spending c. Imports d. Government purchases of goods and services e. National saving