A shopping cart is seen outside a Staples office supplies store in the Chicago suburb of Glenview, Illinois...
A shopping cart is seen outside a Staples office supplies store in the Chicago suburb of Glenview, Illinois, February 4, 2015. Staples Inc, the No. 1 U.S. office supplies retailer, agreed to buy No. 2 Office Depot Inc in a $6.3 billion deal designed to help it better compete against Wal-Mart Stores Inc and online rivals such as Amazon.com Inc . REUTERS/Jim Young (UNITED STATES - Tags: BUSINESS)