Ключевые слова: 50, 50 euro note, bank bill, bank note, banknote, bill, black economy, black market, black salary, board, bonus, bribe, business, cash, corruption, currency, delivery, envelope, euro, europe, european, european union, fifty, fifty euro, gray salary, income, mail, mail envelope, margin, message, money, note, open, paper, payment, prize, profit, ready cash, ready money, receive, reward, salary, table, white, wooden,