If a nation's real GDP is growing by 10 percent per year, it's real GDP will double in

Question

...approximately how many years?

Answer

Rule of 72: Divide 72 by the percent growth to get the number of time periods needed to double. Or divide 72 by the number of time periods to get percent per time period.

If a nation's real GDP is growing by 10 percent per year, it's real GDP will double in

Answers (1)