In macroeconomic terms, aggregate demand is the
a. Demand for money by the community in a period of full employment.
b. Total expenditure on capital goods by entrepreneurs during a period of full employment.
c. Demand that is needed if a country's economy is to operate at optimum level and the level of investment is to be raised.
d. Total expenditures on consumer goods and investment, including government and foreign expenditures, during a given period.
Answer: d.