Guatemalan quetzal 5, 10, 20 and 100 quetzales, with quetzal notes added in 1933. In 1946, the Bank of Guatemala took over the issuance of paper money, with its first issues being overprints on notes of the Central Bank. Except for the introduction of 50 quetzales notes in 1967, the denominations of banknotes were unchanged until and 1 quetzal coins replaced notes at the end of the 1990s. In the top-right corner of the obverse face of each banknote, the value is displayed in Mayan numerals, representing Guatemala's cultural history. The Bank of Guatemala has introduced a polymer banknote of 1 quetzal
Monetary policy of the United States with a fully accountable Central Bank," although the Federal Reserve has also consistently lobbied to maintain its independence and freedom of operation. By law, the goals of the Fed's monetary policy are: high employment, sustainable growth, and stable prices. Critics say that monetary policy in the United States has not achieved consistent success in meeting the goals that have been delegated to the Federal Reserve System by Congress. Congress began to review more options with regard to macroeconomic influence beginning in 1946 (after World War II), with the Federal Reserve receiving specific mandates in 1977 (after the country suffered a