Mexican peso Mexican peso The Mexican peso (sign: $; code: MXN) is the currency of Mexico. Modern peso and dollar currencies have a common origin in the 15th–19th century-Spanish dollar, most continuing to use its sign, "$". The Mexican peso is the 10th most traded currency in the world, the third most traded currency from America (after the United States dollar and Canadian dollar), and the most traded currency from Latin America. The current ISO 4217 code for the peso is "MXN"; prior to the 1993 revaluation (see below), the code "MXP" was used. The peso is subdivided into 100 "centavos", represented
History of Chinese currency system that was not backed by silver or gold. The currency issued by the Yuan was the world's first fiat currency, known as Chao. The Yuan government attempted to prohibit all transactions in or possession of silver or gold, which had to be turned over to the government. Inflation in 1260 caused the government to replace the existing paper currency with a new one in 1287, but inflation that resulted from undisciplined printing remained a problem for the Yuan court until the end of the Dynasty. The early Ming dynasty (, 1368–1644) also attempted to use paper currency in the