TY - JOUR TI - Regret, Portfolio Choice, and Guarantees in Defined Contribution Schemes DO - http://dx.doi.org/10.1016/j.insmatheco.2006.02.006 SP - 219 EP - 229 PY - 2006-01-01 JO - Insurance, Mathematics and Economics AU - Mürmann, Alexander AU - Mitchell, Olivia AU - Volkman, Jacqueline ER -