Optimal Retirement Portfolios with Fixed and Variable Longevity Annuities in Defined Contribution Plans taking Social Security into Account

By Vanya Horneff, Raimond Maurer & Olivia S. Mitchell  This paper examines how two instruments—annuities with lifelong benefits purchased using defined contribution (DC) plan assets, and social security annuities—should be considered jointly to optimize household lifetime wellbeing. Understanding how these interact is of key importance in order to generate efficient retirement portfolios. Additionally, there is likely to be substantial heterogeneity in the demand for longevity annuities across the retiree population, depending on their assets inside and outside tax-qualified retirement plans,...