Barry Ritholtz, Columnist

Five Reasons Why Stocks Have Fallen

If the market’s recent dive led you to buy or sell, you’re doing this investing business wrong.

This guy said, “A speculator is a man who observes the future, and acts before it occurs.”

Photographer: Hulton Archive/Getty Images
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A few weeks ago, we discussed retrospective prescience — why everyone is so amazingly good at explaining what just happened. Apparently unaware of our own hindsight bias, we spin comforting narratives to help us understand recent events, despite having no knowledge of how things would unfold in advance.

My explanation for the stock-market correction is at risk for these same behavioral errors.