Oil prices hovered near 13-month highs on Tuesday on the back of a cold snap shutting wells in Texas, the biggest crude producing state in the United States, while a wage deal in Norway averted outages in Europe, capping gains. Prices also gained after Yemen’s Iran-aligned Houthi group said it had launched attacks on Saudi Arabia, raising supply concerns in the world’s biggest oil exporter, while vaccine-driven optimism over a global economic recovery from the COVID-19 pandemic also supported. U.S. West Texas Intermediate (WTI) crude futures gained 41 cents, or 0.7%, to $69.88 a barrel by 0836 GMT, after touching their highest since early January 2020. U.S. markets were closed on Monday because of a U.S. federal holiday. Brent crude was down 7 cents, or […]