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Are Stocks Really Less Volatile in the Long Run?

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NBER2009-02-01 更新2025-01-04 收录
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According to conventional wisdom, annualized volatility of stock returns is lower when computed over long horizons than over short horizons, due to mean reversion induced by return predictability. In contrast, we find that stocks are substantially more volatile over long horizons from an investor's

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2009-02-01
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