24/7 Wall St. Closing Bell — January 15, 2013: Markets Open Lower, Eke Out Mixed Close (AXP, GMCR, DELL, ARMH, LOGI, ED, FRX, LEN, BK, CMA, JPM, WEN, USB, EXPR, COOL, BGFV)
U.S. equity markets opened lower this morning following an announcement from Germany that its economy had contracted by 0.5% in the fourth quarter (more coverage here). U.S. data was released on producer…