Business

Associated Press
FILE - In this Nov. 16, 2012 file photo, Sherle Mir works on an assembly line at Generac Power Systems, Inc., one of the largest makers of residential generators in the country, in Whitewater, Wis. U.S. worker productivity shrank in the final three months of 2013, mostly because of temporary factors that dragged down growth. (AP Photo/Nam Y. Huh, File)

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