Over the past 100 years, Canadian real GDP per person has doubled about every 35 years. If in the next 100 years it doubles every 20 years, then what will Canadian real GDP per person be a century from now?

Question

Quizplus · Accepted Answer

If Canadian real GDP per person doubles every 20 years, in 100 years (which is 5 periods of 20 years), it would double 5 times. Doubling once increases it by a factor of 2, so doubling 5 times increases it by a factor of 2^5 = 32.

Over the Past 100 Years, Canadian Real GDP Per Person