By | January 22 2013 1:51 PM

Wal-Mart Stores Inc. (NYSE:WMT) will invest $453 million to expand its Canadian branch, Walmart Canada, in 2013, opening 37 supercenters and bolstering its distribution network as its primary competitor, Target Corp. (NYSE:TGT) plans to open as many as 125 stores by the end of this year.