Ключевые слова: abstract, abundance, america, american, background, bank, banking, banknote, bill, business, buy, cash, closeup, concepts, currency, denomination, detail, dollar, exchange, finance, financial, front, green, group, heap, investment, large, luck, money, notes, objects, one, paper, pattern, rate, rich, sale, savings, set, sign, stock, success, treasure, us, usa, usd, wages, wealth,