Demonstrate, that for a volatility surface b(K, T ) which is nonarbitrageable everywhere according to a proportional
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Demonstrate, that for a volatility surface bσ(K, T ) which is nonarbitrageable everywhere according to a proportional dividend model, that the ‘sticky delta’ transformation:
under spot shock S = S′−S will preserve the no arbitrage conditions for arbitrary spot shock. (Hint: consider the Dupire local vol formula.)
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Related Book For
The Value Of Uncertainty Dealing With Risk In The Equity Derivatives Market
ISBN: 9781848167728,9781908979582
1st Edition
Authors: George Kaye
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