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"We analyze the volatility surface vs. moneyness and time to expiration implied by MIBO options written on the MIB30 …, the most important Italian stock index. We specify and fit a number of models of the implied volatility surface and find … that it has a rich and interesting structure that strongly departs from a constant volatility, Black-Scholes benchmark …
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We derive a model-free option-based formula to estimate the contribution of market frictions to expected returns (CFER) within an asset pricing setting. We estimate CFER for the U.S. optionable stocks. We document that CFER is sizable, it predicts stock returns and it subsumes the effect of...
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maturities and investment horizons and they are economically significant. Volatility trading strategies which condition on the …
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