Ключевые слова: abstract, background, banking, banknote, business, buy, buying, car, cash, coin, commerce, commercial, concept, cost, credit, crisis, currency, debt, earn, earnings, economic, economy, exchange, finance, financial, insurance, investment, jackpot, loan, luxury, monetary, money, nobody, object, pay, payment, prize, purchase, rouble, rubl, sale, savings, sign, success, symbol, tax, vehicle, wages, wealth, winner,