Ключевые слова: 50, 50 dollars, america, american, background, bank, banking, banknote, bill, bills, business, buy, cash, closeup, commerce, concepts, credit, currency, debt, dollar, dollars, economy, exchange, finance, financial, grant, green, hundred, investment, loan, many, market, monetary, money, note, paper, pay, payment, pile, rich, salary, savings, states, success, tax, us, usa, usd, wealth, white,