Fortune | Another Reason Oil Deals Like Halliburton-Baker Hughes Won't Happen Fortune Vultures like to swoop into troubled companies, often buying them up at steeply discounted prices when they are undercapitalized and need cash. For this reason, Goldman Sachs said late last year that big oil majors like ExxonMobil XOM 0.83% and Chevron ... Obama blocks Halliburton's $28B oil patch deal Halliburton-Baker blowup reverberates beyond oil Giant oil field services companies' $34B deal is called off |