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Entropy Coherent and Entropy Convex Measures of Risk - Eurandom

Entropy Coherent and Entropy Convex Measures of Risk - Eurandom

Entropy Coherent and Entropy Convex Measures of Risk - Eurandom

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Portfolio Optimization <strong>and</strong> Indifference Valuation [2]<br />

◮ Using BSDEs, we solve explicitly the following optimization problem:<br />

ˆV γ (x) := sup<br />

inf<br />

Q∈M<br />

π∈Ã<br />

−γ logEQexp− 1<br />

γx +T<br />

0<br />

dSt<br />

πt<br />

St−<br />

+ F,<br />

where x is the initial wealth, the process π i t describes the amount <strong>of</strong> money<br />

invested in stock i at time t, <strong>and</strong> M is a set <strong>of</strong> measures equivalent to P.<br />

◮ Note the generality: robust, constraints <strong>and</strong> jumps.<br />

<strong>Entropy</strong> <strong>Coherent</strong> <strong>and</strong> <strong>Entropy</strong> <strong>Convex</strong> <strong>Measures</strong> <strong>of</strong> <strong>Risk</strong> Advances in Financial Mathematics, Eur<strong>and</strong>om, Eindhoven 39/40

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