REUTERS Most Gulf stock markets were firm on Tuesday, with conglomerate Aamal Holding surging in Qatar, but blue chip Emaar Properties dragged down Dubai’s index as the stock went ex-dividend. Qatar’s index rose 0.5 percent in active trade as Aamal gained 4.8 percent after saying a unit had spent about 179.5 million riyals ($49.3 million) buying residential assets in Doha, …

Bloomberg President Donald Trump dealt his biggest blow to the renewable energy industry yet. Trump approved duties of as much as 30 percent on solar equipment made outside the US, a move that threatens to handicap a $28 billion industry that relies on parts made abroad for 80 percent of its supply. The tariffs are the latest action by Trump …

BEIJING / Reuters China is pulling in ships from all over to avoid a natural gas supply squeeze ahead of another cold snap and as the world’s most populous nation prepares for Spring Festival celebrations. Fuel demand in January and February typically slows as temperatures improve compared with the busiest month, December, but data suggests this year could buck the …