reserve
準備 — Institutions
Gold, silver or foreign money kept on hand to meet demands to pay.
Twenty-dollar Federal Reserve note (1914 series)1914 series
One-dollar Federal Reserve note (current)Current (this piece from the 2003A series)
Paper Phoenix (5 Phoenix note)Circa 1830
⚠ Reserves do not cover the full value of the banknotes issued. Holding full reserves would be safe, but it would defeat the purpose of issuing banknotes. Determining how thin these reserves can be is the essence of the work of a central bank.