Refer to Table 11.1. If exports increase by 20 (X = 100), what is the new equilibrium level of output?

The double coincidence of wants problem is solved by

A) credit markets. B) government intervention. C) the use of money. D) specialization.

Which of the following is not a typical characteristic of a market system?

A. Private property. B. Freedom of enterprise. C. Government ownership of most property resources. D. Competition in product and resource markets.