Reserve currency economy, the German Deutsche Mark gained the status of the second most important reserve currency after the US dollar. When the euro was introduced on 1 January 1999, replacing the Mark, French franc and ten other European currencies, it inherited the status of a major reserve currency from the Mark. Since then, its contribution to official reserves has risen continually as banks seek to diversify their reserves, and trade in the eurozone continues to expand. Former U.S. Federal Reserve Chairman Alan Greenspan said in September 2007 that the euro could replace the U.S. dollar as the world's primary reserve currency.
Language and the euro euro-cent is sometimes used in countries (such as Australia, Canada, and the United States) which also have "cent" as a currency subdivision, to distinguish them from their local coin. This usage, though unofficial, is mirrored on the coins themselves, which have the words "EURO" and "CENT" displayed on the common side. In Faroese (and Icelandic) the euro is called evra, a feminine noun derived from the Faroese name of Europe, "Evropa"; this makes Faroese (with Icelandic) one of only two European languages in which the word for the euro is feminine. The plural is formed regularly: evrur. The cents are