常利率影响下调整下限风险模型的破产概率
The ruin probability model of insurance company with constant interest force
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摘要: 在引入常利率因素的基础上,讨论了当保险费率按公司的盈余进行适当调整时的风险模型,并且得到了当盈余低于某个下限时,保险公司适当提高保费的破产概率.Abstract: Consideringthe constant interest force,the ruin probabilityis obtained whenthe premiumis adjusted according to the surplus.A model is set up,in which the premium will become higher if the surplus isreduced to a certainlower bound for the first time.