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In a tractable stochastic volatility model, we identify the price of the smile as the price of the unspanned risks … traded in SPX option markets. The price of the smile reflects two persistent volatility and skewness risks, which imply a …-form and structural models of stochastic volatility …
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volatility and jumps instead of the Black-Scholes-Merton benchmark cuts by a quarter the amount lost by investors through …
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