This paper introduces a target benefit pension (TBP) model that incorporates longevity risk and stochastic interest rate. Previous models have not considered the dynamic nature of remaining lifetime, and this paper proposes an Ornstein-Uhlenbeck (OU) process to simulate average remaining...

In this paper, we consider the optimal investment and contribution adjustment problem for a multi-cohorts DB pension plan in an environment with parameter uncertainty. Preferences towards risk and ambiguity are modeled using the smooth ambiguity approach. Since the pension trustee is ambiguous...