We analyze the rationale for the pay-as-you-go (paygo) pension system existence on diversi fication grounds. A continuous-time portfolio choice setting is built, basing on Merton (1971)´s analysis, where a reasonable balance between the taking account of the economic and fi nancial facets of...

This paper explores the introduction of collective risk-sharing elements in defined contribution pension contracts. We consider status-contingent, age-contingent and asset contingent risk-sharing arrangements. All arrangements raise aggregate welfare, as measured by equivalent variations. While...

This paper explores the introduction of collective risk-sharing elements in defined contribution pension contracts. We consider status-contingent, age-contingent and asset contingent risk-sharing arrangements. All arrangements raise aggregate welfare, as measured by equivalent variations. While...

On 4 August 2011 the Japanese Diet passed an amendment enabling company employees to contribute to corporate defined contribution pension plans. Until then only employers were able to contribute. As a result of the amendment, however, plan participants are able since January 2012 to make their...

From an international perspective, the Dutch system of old age provisions stands out for its wide coverage, fixed benefits, and an overall actuarial soundness that seem to make this system more shock proof to demographic shifts and economic adversities than those in other “Western”...