Bloomberg Russia is showing signs of weakening its commitment to oil-supply cuts as production rises before crucial talks with OPEC about the future of the agreement. The nation boosted crude supply to the highest in 14 months in the first week of June as some companies breached their caps, said a person with knowledge of the matter. While both the …

Bloomberg Despite tariffs that President Trump imposed on imported panels, the US installed more solar energy than any other source of electricity in the first quarter. Developers installed 2.5 gigawatts of solar in the first quarter, up 13 percent from a year earlier, according to a report on Tuesday from the Solar Energy Industries Association and GTM Research. That accounted …

Bloomberg Sempra Energy shares had their biggest ever intraday gain as Elliott Management Corp. and Bluescape Resources called for a sweeping overhaul, including selling the company’s Mexican and South American utilities and spinning off its US liquefied natural gas business. The two activist funds together hold a 4.9 percent interest in Sempra — whose assets include San Diego Gas & …