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Why Does Per Capita Income Differ So Greatly across the World?
Abstract: Economic research shows differences in capital, skills, productivity, and economic and political institutions play important roles in shaping the variation of output and income across countries.
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https://www.stlouisfed.org/on-the-economy/2026/oct/why-does-per-capita-income-differ-so-greatly-world
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Provider: Federal Reserve Bank of St. Louis
Source: On the Economy
Publication Date: 2026-10-01