A global currency is one that is accepted for trade throughout the world. Some of the world’s currencies are accepted for most international transactions. The most popular are the U.S. dollar, the euro, and the yen. Another name for a global currency is the reserve currency.Of these, the U.S. dollar is the most popular. As of the third quarter of 2018, it makes up nearly 62 percent of all known central bank foreign exchange reserves.
Foreign exchange rates
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Foreign exchange rates of major world currencies. Compare key cross rates and currency exchange rates of U.S. Dollars, Euros, British Pounds, and others.