The GDPs of all nations around the world are from Summers, Robert and Heston, Alan, “A different List of Worldwide Comparisons of Genuine Item and Cost Level Estimates for a hundred thirty International locations, 1950–1985,” Assessment of Earnings and Prosperity 34 (03 1988), pp. 1–26CrossRefGoogle Scholar. These estimates are https://mancur8898416.thenerdsblog.com/36043300/the-mancur88-diaries