We introduce and analyze a novel collective defined contribution plan (CDC) which guarantees upon retirement at least a target benefit as a lump sum. The guarantee is provided by the remaining working generations under a pre-determined linear intergenerational risk sharing (IRS) rule.Through a...

Actuarial fairness pertains to the situation in which the price of an insurance contract is equal to its expected outcome. This paradigm is at odds with financial pricing: If two financial contracts have the same expected value, but one is better than the other in the sense of second order...