U.S. equities continue to shrug off worrisome global economics and the doomsday prognostications. The Dow, S&P 500, and Nasdaq are now all above psychological resistance levels of 13,000, 1400, and 3,000, respectively. Even Europe and China have seen a sustained bounce in equities. But everyone is wondering, how long can this continue given the dicey global economic situation? Read more about Sector Detector: Stocks aim to break out from summer trading channel