Using the Rule of 70, if the country of Huttodom's current growth rate of real GDP per person was 10 percent a year, how long would it take the country's real GDP per person to double?

The U.S. balance of payments status may improve when

A) the inflation rate increases in the United States relative to other countries. B) political instability in other countries increases. C) the world demand for U.S. products falls. D) the American government increases its spending on foreign aid.

Residential construction is generally included in which category of GDP?

a. consumption b. investment c. government expenditures d. net exports