См. по 1700 и 1885 гг.: Maddison, Angus. Monitoring The World Economy 1820–1992, Paris: OECD Publications Service, 1995 и Мaddison, Angus. Contours of The World Economy, 1–2030 AD: Essays in Macro-Economic History, Oxford, New York: Oxford Univ. Press, 2007, современные данные (2016 г.) см.: International Monetary Fund, World Economic Outlook Database, October 2017.
