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Empresas y finanzas

Wall Street opens higher as earnings start


    NEW YORK (Reuters) - Wall Street opened higher on Tuesday as the fourth-quarter earnings season started with a stronger-than-expected profit from Alcoa Inc and higher outlooks from several retailers.

    The Dow Jones industrial average rose 52.41 points, or 0.45 percent, at 11,689.86. The Standard & Poor's 500 Index gained 5.51 points, or 0.43 percent, at 1,275.26. The Nasdaq Composite Index added 12.17 points, or 0.45 percent, at 2,719.97.