人口（長期史）：国を比較

GDP pc: 2008 - 2022: Total Economy Database the Conference Board for all countries included in TED. Otherwise UN national accounts statistics

ブラジル

• 1800 - 1870: Prados de la Escosura, L. (2009). “Lost Decades? Economic Performance in Post-Independence Latin America,” Journal of Latin America Studies 41: 279–307 (updated data)
• 1850–1899: Barro, R.J. and J.F. Ursua, (2008). “Macroeconomic Crises since 1870” Brookings Papers on Economic Activity, Economic Studies Program, The Brookings Institution, vol. 39(1 (Spring), pages 255-350
• 1900-1950: A. Maddison and Associates, The Political Economy of Poverty, Equity and Growth: Brazil and Mexico, Oxford University Press, New York 1992;

イタリア

• 1451-1861: Chilosi, D., & Ciccarelli, C. (2023). Italy in the Great Divergence: What Can We Learn from Engel’s Law (SSRN Scholarly Paper 4514091).
• 1861-1871 (North Italy): Malanima, P. (2010), “The long decline of a leading economy: GDP in central and northern Italy, 1300–1913” European Review of Economic History 15 (2): 169–219.
• 1871-1990: Baffigi, A. (2011).”Italian National Accounts, 1861-2011”, Banca d’Italia Economic History Working Papers 18.

カナダ

• 1820-1850: Maddison, A. Monitoring the World Economy, 1995
• 1851-70: O.J. Firestone, "Canada's Changing Economy in the Second Half of the 19th Century", NBER, New York, 1957, processed, amended for 1820–70 to include income of the indigenous population (taken to be $400 per capita in 1820 and 1870)
• 1870-1926: M.C. Urquart and Associates, ed., Gross National Product, Canada 1870-1926: The Derivation of the Estimates, McGill Queen's University Press, Montreal, 1993, pp. 11-12 and 24-5,
• 1926-1950: Statistics Canada, National Income and Expenditure Accounts, vol. 1, The Annual Estimates 1926-1974, Ottawa, 1975, p. 323. 1960 onwards from OECD, National Accounts.