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"Halliburton , the Houston-based oilfield services company, had a stellar year, with shares up more than 40% in 2013. In the first nine months of 2013, the company generated revenue of $21.8"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.aol.com/article/2014/01/06/is-north-america-still-a-headwind-for-halliburton/20801372/>