Macroeconomics is concerned with the sum, or aggregate, of individual decisions.

Macroeconomics was born out of an effort to explain the Great Depression of the 1930s.

The topics of primary concern in macroeconomics include the determination of prices, interest rates, and exchange rates.

Fiscal policy refers to using the money supply to influence the rate of economic activity.

Supply-side policies are policies that focus on increasing the growth rate of long-run output.

Exports represent an outflow of income.

Everybody's expenditure is someone else's receipt.

We cannot possibly understand aggregate behavior without knowledge of individual behavior.

The logic underlying the aggregate supply and demand curves is more complex than the logic behind individual market supply and demand curves.

Since the 1970s, the U.S. economy has seen large fluctuations in the rate of inflation.