Bloomberg Wind may have just gotten a boost in the biggest US electricity market. New rules requiring power producers to ensure supplies are available all year round are giving some an incentive to use more wind. The first test will come at next month’s auction by PJM Interconnection LLC — the grid operator covering the region from Chicago to …

  Bloomberg Ride-hailing giant Didi Chuxing raised more than $5.5 billion from investors, scoring the largest round of funding ever for a technology company to bankroll an expansion beyond China and into driver-less technology. Didi, which drove Uber Technologies Inc. out of China last year, is already one of the country’s best-funded private companies: its backers range from powerful state …

  Bloomberg Nintendo Co.’s shares jumped as much as 2.9 percent in Tokyo, reversing losses, as investors bet that the company’s lower-than-anticipated operating profit forecast will be raised when more people buy games for the new Switch hybrid console. Operating profit for the fiscal year through March 2018 will be $584 million, the Kyoto-based company said, which was short of …