What companies to watch in business next year

Bloomberg Intelligence "50 Companies to Watch," from Bloomberg Businessweek's "The Year Ahead: 2018" issue.

The big names: "AT&T, Alaska Air Group, Danone SA, Fannie Mae and Freddie Mac, Gap Inc., Kraft Heinz Co., PayPalHoldings Inc., Qualcomm Inc. and Tesla are among the 50 companies spread across multiple categories, from e-commerce and entertainment to pharmaceuticals, tech, and finance."