According to the rule of 70, what annual growth rate would allow a country's output to double in 14 years?

Name: According to the rule of 70, what annual growth rate would allow a country's output to double in 14 years?
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The rule of 70 states that to find the doubling time of an investment or economy, you divide 70 by the annual growth rate. For a doubling time of 14 years, the growth rate would be 70/14 = 5.0%.

According to the Rule of 70, What Annual Growth Rate