Stocks moved sharply higher with a broad advance that lifted most boats. The Russell MicroCap iShares (IWC) and Russell 2000 iShares (IWM) led the charge with 3+ percent moves. As noted on Monday-Tuesday, small-caps have been outperforming in December and small-cap breadth was holding up better than large-cap breadth. Relative strength played out on Wednesday with big moves in small-caps. Much of…