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Basic income cost calculator

What would a basic income cost in St. Kitts and Nevis?

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Total cost per year

141 million East Caribbean dollars

about 52.1 million US dollars

46,922 people × 250 East Caribbean dollars a month × 12 months

Compared with

  • Government expense (central) (2020)16.5%
  • Government revenue (central, excl. grants) (2020)15.5%
  • Tax revenue (central government) (2020)29.3%
  • GDP (nominal) (2025)4.4%
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St. Kitts and Nevis in numbers

St. Kitts and Nevis has a population of 46,922 (2025) and a GDP of 3.2 billion East Caribbean dollars (about 1.18 billion US dollars) in 2025.

Paying everyone 250 East Caribbean dollars a month would cost 141 million East Caribbean dollars a year (about 52.1 million US dollars), or 4.4% of GDP. That equals 16.5% of central government expense (2020), 15.5% of its revenue (2020), and 29.3% of its tax revenue (2020).

Children only (under 18: 10,306) would cost 30.9 million East Caribbean dollars a year (0.97% of GDP); adults only (18 and over: 36,616), 110 million East Caribbean dollars (3.4%).

Default amount: 250 East Caribbean dollars a month is the World Bank's international poverty line of $3.00 a day, converted into East Caribbean dollars at the exchange rate implied by the World Bank's GDP in local currency and in US dollars (2025), because there is no recent PPP conversion factor, 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), 2020
Default amount
World Bank: international poverty line of $3.00 a day (2021 PPP), June 2025 update
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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