Bloomberg Russia’s most powerful oil boss said the deal between OPEC and its partners to curb output won’t stabilize the crude market over the long term as US shale fills the supply shortfall. “A decrease in production under an agreement between OPEC and non-OPEC could largely be balanced out by an increase in US shale oil production by the middle …

Bloomberg Shares in Lamprell Plc gained the most in more than two years after the builder of oil rigs partnered with Saudi Aramco to develop the biggest maritime yard in the region. Saudi Arabian Oil Co., also known as Aramco, established a joint venture with the kingdom’s national shipping company Bahri, South Korea’s Hyundai Heavy Industries Co. Ltd. and Lamprell …

Bloomberg Oil posted its biggest weekly drop in four weeks amid questions over the effectiveness of OPEC’s deal to help rebalance the market as US production continues to grow. Futures slid 1.5 percent in New York. Russia’s most powerful oil boss said output curbs by OPEC and its partners probably won’t succeed over the long term as US shale fills …