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This paper tests the expectations hypothesis of the term structure of implied volatility for several national stock … market indexes. The tests indicate that the slope of at-the-money implied volatility over different maturities has predictive … ability for future short-dated implied volatility, although not to the extent predicted by the expectations hypothesis. The …
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In pricing primary-market options and in making secondary markets, financial intermediaries depend on the quality of forecasts of the variance of the underlying assets. Hence, the gain from improved pricing of options would be a measure of the value of a forecast of underlying asset returns....
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With the innovation of derivatives, the Standard and Poor's (S&P) 500 index -- as an underlying asset of the volatility …. Since the financial crisis of 2008, the degree of market volatility has increased substantially. In addition, a random …
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replication method and linear annuity mapping. We develop a model-free process to calculate a VIX-like credit volatility index …
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By extending and reviewing determinants of the implied volatility in the context of high frequency (HF) trade …
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We propose a novel factor model for option returns. Option exposures are estimated nonparametrically and factor risk premia can vary nonlinearly with states. The model is estimated using regressions, with minimal assumptions on factor and option return dynamics. Using index options, we...
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