FILE - In this Dec. 8, 2011 file photo, Jenni Weber and her son Jacob, 7, of Portland, shop at a Costco store, in Portland, Ore. Costco Wholesale Corp.'s revenue at stores open at least a year rose 7 ... more 
FILE - In this Dec. 8, 2011 file photo, Jenni Weber and her son Jacob, 7, of Portland, shop at a Costco store, in Portland, Ore. Costco Wholesale Corp.'s revenue at stores open at least a year rose 7 percent in December, narrowly missing Wall Street's expectations. (AP Photo/Rick Bowmer, File) less 
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Associated Press | Photo By Rick Bowmer, File
Thu, Jan 5, 2012 6:55 AM EST