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Today there are many equity derivatives that are traded on organized and over-the-counter markets. The models that allow market participants to value them and manage the associated risks on a daily basis are numerous. The idea of this study is, for vanilla equity options, to understand the Black...
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implied and historical volatilities. The fourth factor is the market volatility risk factor proxied by the delta-hedged option …This paper studies the factor structure of the cross-section of delta-hedged equity option returns. We find that a four … based factors from the long-short option portfolios based on firm size, idiosyncratic volatility, and the difference between …
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We study the problem of a fund manager whose contractual incentive is given by the sum of a constant and a variable term. The manager has a power utility function and the continuous time stochastic processes driving the dynamics of the market prices exhibit mean reversion either in the...
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This paper improves continuous-time variance swap approximation formulas to derive exact returns on benchmark VIX option portfolios. The new methodology preserves the variance swap interpretation that decomposes returns into realized variance and option implied-variance.We apply this new...
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