Commemorative coins of Canada note issued by the Bank of Canada and the Voyageur dollar. For the list of commemorative one dollar coins issued by the Mint since 1987, see: Loonie. The fifty cent coin has borne the Canadian coat of arms on its reverse since the current coin designs were introduced in 1937. There were minor changes to the design of the arms in 1959, when the depiction of the arms was simplified. As well, the Queen suggested that the Tudor crown on the arms be replaced with the crown of St Edward the Confessor. Although a circulating coin, the fifty-cent coin is
Dollar coin (United States) of most other developed countries, where denominations of similar value exist only in coin. These coins have largely succeeded because of a removal (or lack) of their corresponding paper issues, whereas the United States government has taken no action to remove the one-dollar bill. The United States Government Accountability Office (GAO) has stated that discontinuing the dollar bill in favor of the dollar coin would save the U.S. government approximately $5.5 billion over thirty years primarily through seigniorage. The Federal Reserve has refused to order the coin from the mint for distribution citing a lack of demand, according to ex-Mint