BSDEs driven by time-changed Levy noises and optimal control

被引:11
作者
Di Nunno, Giulia [1 ,2 ]
Sjursen, Steffen [1 ]
机构
[1] Univ Oslo, Ctr Math Applicat, N-0316 Oslo, Norway
[2] Norwegian Sch Econ & Business Adm, N-5045 Bergen, Norway
基金
欧洲研究理事会;
关键词
BSDE; Time-change; Maximum principle; Doubly stochastic Poisson process; Conditionally independent increments; STOCHASTIC DIFFERENTIAL-EQUATIONS; UTILITY MAXIMIZATION; VOLATILITY; OPTIONS;
D O I
10.1016/j.spa.2013.12.010
中图分类号
O21 [概率论与数理统计]; C8 [统计学];
学科分类号
020208 ; 070103 ; 0714 ;
摘要
We study backward stochastic differential equations (BSDEs) for time-changed Levy noises when the time-change is independent of the Levy process. We prove existence and uniqueness of the solution and we obtain an explicit formula for linear BSDEs and a comparison principle. BSDEs naturally appear in control problems. Here we prove a sufficient maximum principle for a general optimal control problem of a system driven by a time-changed Levy noise. As an illustration we solve the mean variance portfolio selection problem. (C) 2014 Elsevier B.V. All rights reserved.
引用
收藏
页码:1679 / 1709
页数:31
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