Amazon will become top U.S. grocer by 2030, and Walmart should buy Costco to compete, former insider says by Nat Levy on July 12, 2017July 12, 2017 at 7:37 am If the Amazon acquisition of Whole Foods goes through, Amazon could become the top grocer in the U.S. by 2030, says Brittain Ladd, who worked on global expansion for the… Read More