Directional Bias For The Day: S&P Futures are higher; moving mostly sideways since 3:30 PM on Tuesday Daily and weekly trends are down Odds are for an up day with elevated volatility – watch for break below 2602.50 for change of fortunes Key economic data due: Import Prices (est. -1.3%; -1.% prev.) at 8:30 AM NAHB Housing Market Index  (est. 56; 56 prev. ) at 10:00 AM Markets Around The World…