For Wal-Mart Stores Inc., the best way to investors’ hearts could be through their stomachs.
Shares in the world’s largest retailer rose 4% Tuesday right after it reported a 1.9% gain in sales at established U.S. stores in the latest quarter from a year ago, including a 29% jump in domestic online sales.
While much of the focus was on Wal-Mart’s investments in e-commerce and labor, its success could come down to something more basic: food.
