Ключевые слова: american, background, bank, banking, banknote, bills, business, cash, china, chinese, closeup, collection, countries, currency, different, dollar, economy, euro, european, exchange, finance, financial, foreign, forex, global, group, international, investment, many, mix, mixed, money, multicolored, multiple, nobody, note, paper, pattern, prosperity, rubble, russian, stack, trade, travel, us, usa, variety, various, wealth,