Top 4 Product Groups on Amazon Account for $23B in 2017, New Report Estimates

SALT LAKE CITY, Jan. 3, 2018 /PRNewswire/ -- 2017 was a very big year for Amazon filled with major acquisitions, international expansions and technological innovations. The company also managed to be responsible for an estimated 44% of all U.S. eCommerce sales in 2017 and fully 4% of the...