Halliburton Profits Off Global Growth; American Margins Fall

Halliburton (HAL) posted strong growth in overseas markets in the second quarter, as it expanded its rig count and saw operating profits rise. North American results, however, have struggled because of higher costs for guar, a plant used is used in hydraulic fracturing. Nonetheless, the company beat analysts’ earnings expectations. In fact, Halliburton has stockpiled [...]