Ключевые слова: 100, american, approach, assess, background, bill, business, cash, commercial, concept, connection, corruption, crash, crisis, distributed, dollar, dollars, double, drawing, exposure, fair, flow, global, hand, hype, icon, international, internet, learning, man, map, media, money, multi, network, online, opportunity, payment, people, plan, recession, research, social, society, symbol, technology, usd, web, world, worldwide,