For the week, the Dow rose 0.9 pct, the S&P 500 gained 0.8 pct and the Nasdaq advanced 0.4 pct.
The Dow Jones industrial average shot up 207.50 points, or 1.38 percent, to close unofficially at 15,248.12. The Standard & Poor's 500 Index gained 20.82 points, or 1.28 percent, to end unofficially at 1,643.38. The Nasdaq Composite Index climbed 45.16 points, or 1.32 percent, to finish unofficially at 3,469.22.