The GDPs of all countries are from Summers, Robert and Heston, Alan, “A different Set of Worldwide Comparisons of True Product and Value Degree Estimates for one hundred thirty International locations, 1950–1985,” Evaluate of Revenue and Wealth 34 (03 1988), pp. 1–26CrossRefGoogle Scholar. These estimates are based on acquiring https://titusdnuae.mpeblog.com/54326942/what-does-mancur88-mean