In an overlapping generations economy with incomplete insurance markets, the introduction of an employment fund-akin to the one introduced in Austria in 2003, also known as 'Austrian backpack'-can enhance production efficiency and social welfare. It complements the two classical systems of...

This paper presents the results of the actuarial valuation method Projected Unit Credit ("benefits/years of service") in order to assess the effects of the public sector downsizing on real economy and social security in Greece, using a prototype data set. We found a social security loss of about...

This paper uses a heterogeneous-agent overlapping-generations model to examine the fiscal and distributional consequences of introducing a means test in US Social Security. I find that a means test, that is, conditioning benefit payments on a household's earnings or assets, leads to a higher...

Households that postpone claiming Social Security benefits are, in effect, making additional purchases of the Social Security annuity and acquiring valuable longevity insurance. This paper investigates the impact of plausible variations of subjective mortality beliefs on the value of delayed...

In a moneyless market, a non storable, non transferable homogeneous commodity is reallocated between agents with single-peaked preferences. Agents are either suppliers or demanders. Transfers between a supplier and a demander are feasible only if they are linked, and the links form an arbitrary...

The demographic change is posing many challenges for government budgets. In the face of a shrinking work force, keeping the number of workers and thus pension contributors at the highest possible level is a key economic policy goal. This could be achieved if people retire from the work force...

The German Federal Government has expanded subsidies for employees with low gross wages (midijob employees) as of January 1, 2023, and raised the upper earnings limit to 2,000 euros. As a result, around 6.2 million midijob employees will benefit from paying reduced social security contributions...

We use an overlapping generations model to study the challenge in developing countries with a large informal sector and aging population. We use Thailand as a case study and incorporate its labor market structure and its public pension system into the calibrated model. Unlike developed...