'Corporate greed,' weak U.S. snack sales, some of both? -- Mondelez International plans to close the former Nabisco and Kraft bakery in Northeast Philadelphia and will shift production of Ritz, Oreo and other cookies and crackers to factories in Fair Lawn, N.J. and Richmond, Va., the East Hanover, NJ company said in this statement. The move will idle 350 workers "by early 2015," the company said.