Dow jumps 200 points, S&P 500 hits record as Powell prepares markets for Fed’s bond taper this year<blockquote>道琼斯指数上涨 200 点,标普500创下历史新高,鲍威尔为美联储今年缩减债券规模做准备</blockquote>
Stocks rose on Friday and headed for a winning week as Federal Reserve Chairman Jerome Powell prepar