FIRST PASSAGE PROBLEMS OF REFRACTED JUMP DIFFUSION PROCESSES AND THEIR APPLICATIONS IN VALUING EQUITY-LINKED DEATH BENEFITS

被引:2
|
作者
Ai, Meiqiao [1 ]
Zhang, Zhimin [1 ]
Yu, Wenguang [2 ]
机构
[1] Chongqing Univ, Coll Math & Stat, Chongqing 401331, Peoples R China
[2] Shandong Univ Finance & Econ, Sch Insurance, Jinan 250014, Peoples R China
基金
中国国家自然科学基金;
关键词
Refracted jump diffusion processes; First passage time; Equity-linked death benefits; Laplace trans-form; OCCUPATION TIMES; LEVY; OPTIONS; FEES;
D O I
10.3934/jimo.2021039
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper studies some first passage time problems in a refracted jump diffusion process with hyper-exponential jumps. Closed-form expressions for four functions associated with the first passage time are obtained by solving some ordinary integro-differential equations. In addition, the obtained results are used to value equity-linked death benefit products with state-dependent fees. Specifically, we obtain the closed-form Laplace transform of the fair value of barrier option, which is further recovered by the bilateral Abate-Whitt al-gorithm. Numerical results confirm that the proposed approach is efficient.
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页码:1689 / 1707
页数:19
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