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math.PR2010
An -divergence approach for optimal portfolios in exponential Levy models
S. Cawston, L. Vostrikova
We present a unified approach to get explicit formulas for utility maximising strategies in Exponential Levy models. This approach is related to -divergence minimal martingale m…
q-fin.PM2010★ 1 cited
-divergence minimal equivalent martingale measures and optimal portfolios for exponential Levy models with a change-point
S. Cawston, L. Vostrikova
We study exponential Levy models with change-point which is a random variable, independent from initial Levy processes. On canonical space with initially enlarged filtration we des…