Suppose that a country's real GDP doubles every 25 years. What, approximately, is that country's average real GDP growth rate? Explain.
Added by Robert F.
Step 1
This is a case of exponential growth, where the growth rate is proportional to the current amount. The formula for calculating the annual growth rate in such a case is given by the rule of 70, which states that the time it takes for a quantity to double is Show more…
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