Stock market – Jeremiah Stanghini

Twitter vs. Tweeter and the Efficient-Market Hypothesis

This past Friday, I didn’t spend much time in front of the computer, but when I happened to pop onto Twitter to see if there was any news, I noticed a couple of tweets that were rather alarming: Shares of Tweeter Home Entertainment up 489% today after investors confuse Twitter’s stock with Tweeter’s. $TWTR $TWTRQ …

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Don’t Fall for the Gambler’s Fallacy: List of Biases in Judgment and Decision-Making, Part 7

A little later in the day than I would have liked, but today’s cognitive bias is the gambler’s fallacy. The bias gets its name from, as you’d expect, gambling. The easiest example to think of is when you’re flipping a coin. If you flip a coin 4 times and each of those 4 times the …

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