Bloomberg The UK Health and Safety Executive is investigating the causes of a crack in a key North Sea oil pipeline that disrupted production at more than 80 fields for weeks. While an HSE spokesman couldn’t comment further on the matter, such investigations aren’t automatically triggered. Incidents must be severe or unusual enough to meet the regulator’s criteria for a …

Bloomberg Angola is poised to become the latest emerging nation to abandon its currency peg as it seeks to rescue an economy still reeling from the oil-price crash four years ago. The southern African nation, an OPEC member, said this week it would let the kwanza trade within a new band. The rate at which it’s been fixed against the …

Bloomberg It always looks inevitable in retrospect. Why wouldn’t US stocks rally, surging to the biggest weekly gain in a year, amid earnings euphoria like this? With no hint of fatigue, the S&P 500 Index spent the holiday-shortened week rolling past 2,700, while the Dow Jones Industrial Average jumped over 25,000. Ninety-eight companies in the Nasdaq 100 rose. It happened …