Reuters Gulf stock markets fell back on Tuesday after geopolitical news from Yemen and Qatar that has heavily influenced the bourses for weeks turned negative. Meanwhile, it became clear that the rulers of Qatar and Kuwait were the only two heads of state set to attend an annual summit of Gulf Cooperation Council nations in Kuwait this week. The United ...

Bloomberg Statoil ASA gave the final go-ahead to a flagship Arctic oil project after slashing costs by half. While expected, the move by Norway’s biggest oil company is a boost to a region seen as key to arresting a decline in the country’s production. In a striking illustration of how oil companies have adapted to lower prices, Statoil cut estimated ...

Bloomberg Petroliam Nasional Bhd’s South African unit, Engen, and Vivo Energy Holding BV agreed to a deal worth as much as 3.5 billion rand ($256 million) to combine some of their African fuel-retail assets, according to people familiar with the matter. The deal represents about 20 percent of Engen’s equity value, said the people, who asked not to be identified. ...