Conventional pension systems suffer from a design defect, which makes them financially unsustainable, and a source of inefficiency for the economy as a whole. The article outlines a second-best policy which includes a public pension system made up of two parallel schemes, a Bismarckian one...

The falling ratio of workers to retirees in the United States has raised concerns about Social Security's ability to continue to provide a base level of support for all retired workers and to remain in balance with all of government's other fiscal obligations. Of alternative plans that have been...

In this paper we study the implications of population ageing in an economy with a sizeable non-traded goods sector. To this effect a highly stylized micro-founded macro model is constructed in which the age structure of the population plays a non-trivial role. The model distinguishes separate...