Weatherford CEO's rebound plan relies on getting smaller

Four years ago, oilfield company Weatherford International Plc pledged to sell non-core businesses and make paying down debt its top priority after years of borrowing and over spending. It almost worked. Asset sales provided some $1.8 billion to pare debt, and Weatherford's stock nearly doubled that year. But when oil prices plummeted in mid-2014 and customer spending on new wells followed, Weatherford failed to cut costs fast eno