Markets are up, at least for now: The Dow was up more than 100 points at open, with the S&P 500 and Nasdaq following suit, up about 11 and 13 points, respectively, MarketWatch reports. An upbeat report on retail sales no doubt prodded stocks upward: July sales rose a seasonally adjusted 0.5%, their biggest gain in four months. Currently the Dow is hovering in the 11,200 range. (More Dow stories.)