Ключевые слова: activities, bargain, bargaining, box, browser, business, buying, center, comparison, computer, cost, credit, customer, delivery, ecommerce, effect, engine, export, global, home, industry, international, logistic, market, marketing, negotiation, packaging, pay, paying, payment, power, price, product, purchase, retail, retailer, sales, search, sell, seller, service, services, shipping, shop, store, trade, vendors, web, website,