Paying by app: Coca-Cola (KO -0.4%), Foot Locker (FL +0.9%), and Macy's (M +1.9%) are a few of...

|About: The Coca-Cola Company (KO)|By:, SA News Editor

Paying by app: Coca-Cola (KO -0.4%), Foot Locker (FL +0.9%), and Macy's (M +1.9%) are a few of the big names in the group of companies testing the Isis mobile payment system in U.S. cities in front of a planned full launch later this. The mobile payment solution - a joint venture between AT&T, Verizon Wireless, and T-Mobile - could lead to cost efficiencies for retailers and merchants.