This paper demonstrates that the link between heterogeneity in longevity and lifetime income across countries is mostly high and often increasing; that it translates into an implicit tax/subsidy, with rates reaching 20 percent and higher in some countries; that such rates risk perverting...

The demographic change underway, declining adequacy levels from traditional pay-as-you-go old-age social security systems, structural reforms in pension schemes and the reduction in the traditional family support have increased the need for additional private savings to cover the old age income...