How Porsche made a killing in the financial markets by creating a short squeeze on VW stock. That is just crazy.

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Why Obama's tax rebate may work to boost consumption where others have failed.

The key factor in these kinds of distinctions, Thaler’s work suggests, is whether people think of a windfall as wealth or as income. If they think of it as wealth, they’re more likely to save it, and if they think of it as income they’re more likely to spend it. That’s because many people tend to base their spending not on their long-term earning potential or on their assets but on what they think of as their current income, an amount best defined by what’s in their regular paycheck. When that number goes up, so does people’s spending. In Thaler’s words, “People tend to consume from income and leave perceived ‘wealth’ alone.