Bolsa, mercados y cotizaciones
Wall Street edges up at open after Yellen statement
The Dow Jones industrial average rose 32.94 points or 0.21 percent, to 15,834.73, the S&P 500 gained 1.94 points or 0.11 percent, to 1,801.78 and the Nasdaq Composite added 8.868 points or 0.21 percent, to 4,157.042.
(Reporting by Chuck Mikolajczak; Editing by Nick Zieminski)