Ключевые слова: background, bank, banking, banknote, banknotes, bill, black, business, buy, cash, concept, credit, currency, different, dollar, economy, exchange, finance, financial, heap, investment, isolated, loan, lock, luxury, market, money, note, padlock, paper, pay, payment, pile, protection, roll, safety, savings, security, stock, success, value, wealth, white,