A note on deficit analysis in dependency models involving Coxian claim amounts

被引:6
作者
Landriault, David [1 ]
Lee, Wing Yan [1 ]
Willmot, Gordon E. [1 ]
Woo, Jae-Kyung [2 ]
机构
[1] Univ Waterloo, Dept Stat & Actuarial Sci, Waterloo, ON N2L 3G1, Canada
[2] Univ Hong Kong, Dept Stat & Actuarial Sci, Pokfulam, Hong Kong, Peoples R China
基金
加拿大自然科学与工程研究理事会;
关键词
dependent Sparre Andersen risk model; Coxian-type claim sizes; time to ruin; deficit at ruin; Lundberg's generalized equation; Lagrange polynomials; Vandemonde matrix; Cauchy matrix; DISCOUNTED PENALTY-FUNCTION; RISK MODEL; RUIN; SURPLUS; TIME;
D O I
10.1080/03461238.2012.723044
中图分类号
O1 [数学];
学科分类号
0701 ; 070101 ;
摘要
In this paper, we consider a fairly large class of dependent Sparre Andersen risk models where the claim sizes belong to the class of Coxian distributions. We analyze the Gerber-Shiu discounted penalty function when the penalty function depends on the deficit at ruin. We show that the system of equations needed to solve for this quantity is surprisingly simple. Various applications of this result are also considered.
引用
收藏
页码:405 / 423
页数:19
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