Guatemalan quetzal on August 20, 2007. The Bank of Guatemala has also introduced a 5 quetzal polymer banknote on November 14, 2011. Guatemalan quetzal The quetzal (; code: GTQ) is the currency of Guatemala, named after the national bird of Guatemala, the resplendent quetzal. In ancient Mayan culture, the quetzal bird's tail feathers were used as currency. It is divided into 100 "centavos" or "lenes" in Guatemalan slang. The plural is "quetzales". The quetzal was introduced in 1925 during the term of President José María Orellana, whose image appears on the obverse of the one-quetzal bill. It replaced the peso. Until 1987,
Monetary policy targets. US specific: Monetary policy Monetary policy is the process by which the monetary authority of a country, typically the central bank or currency board, controls either the cost of very short-term borrowing or the monetary base, often targeting an inflation rate or interest rate to ensure price stability and general trust in the currency. Further goals of a monetary policy are usually to contribute to the stability of gross domestic product, to achieve and maintain low unemployment, and to maintain predictable exchange rates with other currencies. Monetary economics provides insight into how to craft an optimal monetary policy. In