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Z Transform in the Compound Binomial Risk Model
Author(s): FANG Shi-zu, LIU Guo, WENG Hou-ming
Pages: 30-
33
Year: 2011
Issue:
1
Journal: Guangxi Sciences
Keyword: 复合二项风险模型; Z变换; 破产概率; 终值定理;
Abstract: 讨论z变换在风险模型中的应用,先求出复合二项风险模型中一类泛函ψ(u;w),以及特殊情形下ψ(u)和f(u,x)的Z变换,再得出ψ(0)和f(0,x)的表达式,然后求出阶梯高度L1的Z变换,最后在复合二项风险模型索赔个体服从几何分布时,得到其最终生存概率的具体表达式,所得结果与已知结果是相同的.
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