3Yrrai M E. Uncertain Lifetime, Life Insurance, and the Theory of the consumer[ J ]. Renew of Economic Studies, 1965(32) :137 - 150.
4Hankinson N H. Optimal Investment and Consumption Strategies under Risk for A Class of Utility Functions~ J]. International Economic Review, 1969 (10) :443 - 466.
5Fischer S. A Life Cycle of Life Insurance purchases [ J ]. International Economic Review, 1973 (14) : 132 - 152.
6Karini E. , Zilcha I. Risk Aversion in the Theory Of Life Insurance the Fisherian Model[JJ. Journal of Risk and Insurance, 1986 (53) : 606 - 620.