By | October 08 2012 1:47 PM

Wal-Mart Stores, Inc. (NYSE:WMT) and American Express Co. (NYSE:AXP) announced Monday they will jointly offer what they claim to be a fee-transparent prepaid debit card, Bluebird, as “an alternative to debit and checking accounts” that will be accepted at over 4,000 U.S.-based Wal-Marts starting next week.