Is It Over? Full Week Ahead Preview

"To buy the dip or not to buy the dip?" - that will be the question in the week ahead. Is it over? Questions linger about whether Wednesday's technical selloff and its less dramatic (but still disconcerting) sequel on Thursday have truly run their course. Consensus seems to be that most of the systematic de-risking is in the books, but some analysts expect  aftershocks in the form of deleveraging from slower-moving, vol.-targeting funds. The chaos on Wall Street spilled over into global eq