Between which pair of countries or continents listed below has real GDP per person converged the most since 1960?

Question

Quizplus · Accepted Answer

Canada and Japan have both experienced significant economic growth since 1960, and their real GDP per person has converged the most. The United States and Africa, as well as South America, have seen less convergence in their real GDP per person over the same period. Canada and South America have had some economic convergence, but it is not as significant as the convergence between Canada and Japan.

Between Which Pair of Countries or Continents Listed Below Has