The retail giant has certainly had better years. Wal-Mart lost its top spot on this year's Fortune 500, fell four spots on our most profitable ranking, and is now dealing with bribery allegations related to its operations in Mexico. Just the same, business abroad has been essential to its growth. Net sales for the Wal-Mart International increased by 12% in 2011, with Brazil, China, and Mexico contributing some of the largest increases.
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These companies lost the most