With incomplete markets and numeraire assets, there are open sets of economies such that their equilibrium allocations can be improved upon by a reallocation of period zero endowments. This strengthens the classical results on constrained Pareto ineffciency of equilibria in GEI.

Unemployment insurance agencies may combat moral hazard by punishing refusals to apply to assigned vacancies. However, the possibility to report sick creates an additional moral hazard, since during sickness spells, minimum requirements on search behavior do not apply. This reduces the ex ante...

Followed by an extensive policy discussion late 2013 and early 2014, the new German minimum wage was introduced on 1 January 2015. This article analyzes announcement effects of the new statutory minimum wage on employer expectations in 2014. The IAB Establishment Panel allows for a...

We quantify the development of the potential labour force in Germany from 2014 to 2050 and pose the question as to which extent migration will be able to offset the well-known negative demographic influence. The mean overall results of this long period of time show that while migration may...

Two stylised facts of the German labour market are that first, the demand for highskilled labour has been growing rapidly for a number of years and second, the country is facing a particularly strong demographic change with the expected size of the population decreasing rapidly and the average...

This paper estimates the effect that changes in the size of the youth population have on the wages of young workers. Assuming that differently aged workers are only imperfectly substitutable, economic theory predicts that individuals in larger age groups earn lower wages. We test this hypothesis...