Bloomberg De Beers had its biggest diamond sale in at least a year as the gem industry restocked after the key holiday period. The company, owned by Anglo American Plc, sold $720 million of diamonds in its first sale of the year, compared with $545 million at last year’s January offering, it said in a statement. The world’s biggest …

  Bloomberg UK offshore wind power is on target to become the cheapest source of large-scale clean energy, surpassing the government-mandated price target four years early. The levelized cost of energy for offshore wind — a benchmark measuring affordability over the lifetime of generation assets — dropped below 100 pounds a megawatt-hour in 2016, according to a report by UK’s …

Bloomberg Uber Technologies Inc. is asking a California judge to grant a stamp of approval on what it says is the first decision by an arbitrator denying a driver’s bid to be treated as an employee instead of an independent contractor. It could be the first of many such rulings after a federal appeals court’s decision last year that most …