US" eCommerce Forecast: 2013 to 2018." Amazon" will account for more than half of 2015 e-commerce growth, says Macquarie." Worldwide" Retail and Ecommerce Sales: eMarketer's' Updated Forecast and New Mcommerce Estimates for 20162021 eMarketer." Retrieved 27 November 2018. Global" e-Commerce sales surged to 29 trillion."
E-Commerce Times: E-Business Means Business.
ATT requires apps to get a consumer's' authorization before tracking them or the devices they are using. Ray Wang, principal analyst and founder at Constellation Research, told the E-Commerce Times that at" least 40 percent of consumers will say no" More.