Example image of eyePlorer eyePlorer map for 'Money': Debt Goods and services Payment Medium of exchange Standard of deferred payment Store of value Unit of account Commodity money Representative money Fiat money Legal tender Currency Demand deposit Savings account Transactional account Barter Gift economy Shekel Units of measurement Mesopotamia Barley Metric (mathematics) Cowry Shell money Herodotus Lydians Silver coin Coin Banknote China Song Dynasty Jiaozi (currency) Promissory note Stockholms Banco Gold standard Monetary system United Nations Monetary and Financial Conference United States dollar World War II Capitoline Hill Hera Juno (mythology) Uni (mythology) Commodity Price system Measure Medium Rhyme Standard Coincidence of wants