Directional Bias For The Day: S&P Futures are higher; moving up since 3:30 AM Odds are for an up day with choppiness and elevated volatility Key economic data due: PPI (0.1% vs. 0.0% est. and 0.6% prev.) at 8:30 AM Core PPI (0.3% vs. 0.1 est. and 0.5% prev.) at 8:30 AM Markets Around The World Markets in the…