Global stocks cool, dollar slides ahead of Fed

By Marc Jones LONDON (Reuters) - World shares slipped from record highs on Tuesday as surging Chinese stocks took a breather and investors began to move to the sidelines before the Federal Reserve's policy meeting. The dollar also weakened and Wall Street was expected to open lower, with more macro data and company earnings set to give the Fed its latest look at the U.S. economy. Britain's quarterly growth came in at 0.3 percent, below forecasts of 0.5 percent and the slowest pace in m