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Stochastic Munich Chain Ladder Methods and Its Improvement in Claims Reserves
Author(s): 
Pages: 98-111
Year: Issue:  11
Journal: The Journal of Quantitative & Technical Economics

Keyword:  随机性Munich链梯法 Mack模型 Bootstrap方法 预测均方误差 预测分布;
Abstract: 传统链梯法是未决赔款准备金评估最常用的确定性方法,Munich链梯法基于Mack模型的假设,利用已决赔款和已报案赔款的相关性调整进展因子,有效减少了链梯法分别基于已决赔款和已报案赔款得到的未决赔款准备金之间的差异。本文在系统介绍Munich链梯法的基础上,结合模型假设,提出了两种基于Bootstrap方法的随机性Munich链梯法,并通过精算实务中的数值实例应用R软件加以实证分析。本文的研究对保险公司准备金负债评估的准确性和充足性具有重要参考价值。
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