Which of the following is NOT an example of a good or service provided by a market?

For most firms in the economy, the largest part of factor costs is the cost of

a. labor. b. capital. c. property and machinery. d. land and natural resources.

In the twentieth century, fluctuations in real GDP were

a. less severe during the last 50 years than was true during the first half of the century. b. virtually eliminated as the result of the countercyclical application of fiscal policy. c. more severe during the last 50 years than was true during the first half of the century. d. primarily the result of a fiscal policy that has persistently balanced the federal budget.