Ключевые слова: analysis, background, business, cellphone, concept, currency, desktop, development, digital, distributed, double, exchange, exposure, financial, forex, fund, gadget, graph, growth, increase, invest, job, learning, lifestyle, market, marketing, mobile, modern, multi, note, notebook, object, online, phone, rate, seminar, sketch, smart, sms, statistic, stock, strategy, study, studying, success, symbol, touch, trader, trend, wall street,