Crude prices fell Thursday for the second day in a row Thursday as the dollar surged, raising concerns about demand for oil outside the U.S. U.S. crude futures for January delivery settled down 14 cents, or 0.27%, at $50.90 a barrel on the New York Mercantile Exchange. The February contract for global crude-oil benchmark Brent gained 12 cents, or 0.22%, to $54.02 a barrel on London’s ICE Futures Exchange. The dollar has rallied since the Federal Reserve said Wednesday it would raise interest rates . A stronger dollar makes oil more expensive for traders using other currencies. The WSJ Dollar Index, which tracks the dollar against 16 currencies, was recently up 0.87%. U.S. rates rises are usually bad news for oil. Demand for crude in emerging markets, a growth driver for global consumption, tends to fall when U.S. rates rise, according to an analysis by Bank of America Merrill […]