European stocks climb at open before UK budget, Fed

Europe's main stock markets advanced at the start of trade on Wednesday, with London rising as investors awaited the British government's annual budget. Markets were also on tenterhooks ahead of the outcome of the US Federal Reserve's latest monetary policy gathering, dealers said. London's benchmark FTSE 100 index added 0.28 percent to 6,857.01 points, Frankfurt's DAX 30 index won 0.18 percent to 12,002.24 points, and the CAC 40 in Paris rose 0.06 percent to 5,032.18 po