违约风险下目标收益型养老金计划的
α
-鲁棒最优投资策略
石媛,赵永霞
α
-Robust Optimal Investment Strategy for Target Benefit Pension Plans Under Default Risk
Yuan Shi,Yongxia Zhao
图 (b)
$ \mu-r_0 $
对
$ \pi_1^*(t) $
的影响