Architecture Breakthrough
Sep 7, 2026 · Industry Insights
Why Banks Offer Only a Few Currencies: The 80/20 Rule in Forex
This article analyzes why banks support only a small subset of global currencies, using data from China's major banks and BIS 2025 FX market shares to show how convertibility, repayability, and internationality drive selection, and how currency-pair math (8 currencies → 28 pairs) covers 99% of retail demand.
BIS surveyChinese bankingPareto principle
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