Ключевые слова: air, aircraft, airplane, bank, banknote, bill, blue, business, cash, clouds, commerce, concept, creative, credit, currency, debt, dollar, economic, economy, exchange, finance, financial, flight, fly, freedom, growth, idea, invest, investment, launch, leadership, lift off, money, one, origami, paper, pay, payment, plane, profit, save, sells, send, sky, spend, stem, success, tax, travel, up,