The United States has a mixed market economy.

An art museum decides to offer tours by having visitors listen to cassette tapes rather than have tour guides. The museum is answering the ________ part of one of the two big economic questions

A) "scarcity" B) "what" C) "why" D) "how"

The difference between nominal GDP and real GDP is

A) the indirect taxes used in their calculations. B) the prices used in their calculations. C) that nominal GDP includes the depreciation of capital and real GDP does not. D) that nominal GDP includes net exports of goods and services and real GDP includes net imports. E) that real GDP includes the depreciation of capital and nominal GDP does not.