Paula Rosenblum

Wal-Mart Stores Inc. of Bentonville and Amazon.com Inc. of Seattle recently expanded their pilot programs to offer same-day service to customers in select cities. Both companies in some cases are using their own trucks and drivers to deliver the items, which can range from groceries to televisions. read more >

From basically zero 20 years ago, online sales have already taken 6 percent of all U.S. retail sales. By 2017, that share is expected to jump to 10 percent. But then what? read more >