Among the earnings stories for Thursday, Aug. 15, from AP Business News:

— Wal-Mart Stores Inc. cut its annual profit and revenue outlook Thursday as the world's largest retailer expects a tough economy at home and abroad to continue to squeeze its low-income shoppers through the rest of the year.

— Kohl's Corp.'s second-quarter net income declined 4 percent as expenses climbed, and the retailer trimmed its outlook for the year.

— Drugmaker Perrigo Co. said that acquisitions boosted its net income in the fiscal fourth quarter as it prepared to buy Irish pharmaceutical company Elan for $8.6 billion.