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Basic income cost calculator

What would a basic income cost in Guinea-Bissau?

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Total cost per year

567 billion West African CFA francs

about 974 million US dollars

2.25 million people × 21,000 West African CFA francs a month × 12 months

Compared with

  • Government expense (central) (2023)248%
  • Government revenue (central, excl. grants) (2024)376%
  • Tax revenue (central government) (2024)464%
  • GDP (nominal) (2025)38.5%
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Guinea-Bissau in numbers

Guinea-Bissau has a population of 2.25 million (2025) and a GDP of 1.47 trillion West African CFA francs (about 2.53 billion US dollars) in 2025.

Paying everyone 21,000 West African CFA francs a month would cost 567 billion West African CFA francs a year (about 974 million US dollars), or 38.5% of GDP. That equals 248% of central government expense (2023), 376% of its revenue (2024), and 464% of its tax revenue (2024).

Children only (under 18: 1.01 million) would cost 255 billion West African CFA francs a year (17.4% of GDP); adults only (18 and over: 1.24 million), 312 billion West African CFA francs (21.2%).

Default amount: 21,000 West African CFA francs a month is the World Bank's international poverty line of $3.00 a day (2021 PPP), converted into West African CFA francs with the World Bank's PPP conversion factor for household consumption (2025) and rounded to two significant figures. It is a reference point, not a policy proposal; change it above.

How to read this

This is the gross cost: the total paid out. The real net cost depends on which taxes fund it, which benefits or tax breaks it replaces and whether the payment is taxed. The population, budget and GDP figures are not all from the same year (see the sources).

Sources for the figures

Population
World Bank: population, total (SP.POP.TOTL), and population by single year of age 0 to 17 (SP.POP.AG00.FE.IN … SP.POP.AG17.MA.IN), 2025
SP.POP.AG00.FE.IN … SP.POP.AG17.MA.IN
GDP
World Bank: GDP in current local currency (NY.GDP.MKTP.CN) and in current US dollars (NY.GDP.MKTP.CD), 2025
Government expense and tax revenue
World Bank: central government expense, revenue excluding grants and tax revenue, % of GDP (GC.XPN.TOTL.GD.ZS, GC.REV.XGRT.GD.ZS, GC.TAX.TOTL.GD.ZS), 2023, 2024
Default amount
World Bank: international poverty line of $3.00 a day (2021 PPP), June 2025 update
World Bank: PPP conversion factor, household final consumption (PA.NUS.PRVT.PP), 2025
Retrieved from the World Bank API on November 9, 2026 (CC BY 4.0). Government figures are central government, as a share of GDP in their own year, applied to the latest GDP.

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