ASYMPTOTICS FOR RANDOM-TIME RUIN PROBABILITY IN A TIME-DEPENDENT RENEWAL RISK MODELWITH SUBEXPONENTIAL CLAIMS

被引:3
|
作者
Gao, Qingwu [1 ,2 ]
Huang, Zhongquan [1 ]
Shen, Houcai [1 ]
Zheng, Juan [3 ]
机构
[1] Nanjing Univ, Sch Management & Engn, Int Ctr Management Sci & Engn, Nanjing 210093, Jiangsu, Peoples R China
[2] Nanjing Audit Univ, Sch Sci, Nanjing 211815, Jiangsu, Peoples R China
[3] Zaozhuang Univ, Dept Math, Zaozhuang 277160, Peoples R China
基金
中国国家自然科学基金;
关键词
Asymptotics; random-time ruin probability; time-dependence; subexponentiality; quasi-asymptotic independence; CONSTANT INTEREST FORCE; UNIFORM ASYMPTOTICS; INDEPENDENT CLAIMS; CONSISTENT VARIATION; BEHAVIOR; DIFFUSION;
D O I
10.3934/jimo.2016.12.31
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This paper investigates the asymptotic behavior of the random-time ruin probability in a time-dependent renewal risk model with pairwise quasi-asymptotically independent and subexponential claims, where the time-dependence structure is constructed between a claim size and its inter-arrival time, and described by a conditional tail probability of the claim size given the inter-arrival time before the claim occurs. In particular, the results we obtained are also valid for the finite-time ruin probability.
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页码:31 / 43
页数:13
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