NEW YORK (AP) -- Shares of some top big-box retail companies are mixed at 1 p.m.:
Costco Wholesale Corp. fell $.02 or percent, to $111.68.
Target rose $.13 or .2 percent, to $69.99.
Wal-Mart Stores Inc. rose $.62 or .8 percent, to $75.57.
Federal Reserve policymakers will likely announce on Wednesday that they will keep buying bonds at a monthly pace …