The upcoming demographic crisis in Germany demands fundamentalreforms of the pension system. In a democracy, reforms are, however, onlyfeasible when they are supported by the majority of the electorate. Todetermine whether the majority is in favor of reforms of the pension system,we calculate...

Not sufficiently harmonised national pension systems within the European Union distort the allocation of labour and endanger redistributive activities. This paper identifies the most decentralised level of harmonisation which guarantees efficient allocation and enables redistribution. For this,...

This paper investigates the inter-temporal structure of implicit taxes that arise in unfunded pension schemes. We demonstrate that these tax rates are declining over the life cycle. Using German micro-data for men and married women we estimate periodic wage elasticities of labour supply in order...

This paper investigates the impact of emigration on the political choice regarding the size of the welfare state. Mobility has two countervailing effects: the political participation effect and the tax base effect. With emigration, the composition of the constituency changes. This increases the...

Countries compete for young talents to alleviate skilled-labor shortage. International students, who stay after graduation, allow host countries to overcome those challenges. This study investigates the factors associated with international students' intention to stay or to go after graduation....

The paper analyses the empirical relationship between immigrants and crime using panel data for 391 German administrative districts between 2003 and 2016. Employing different standard panel estimation methods, we show that there is no positive association between the immigrant rate and the crime...

European integration forces system competition within European countries. This competition has important implications for both the public pay-as-you-go pension scheme and the public education system. Without labor mobility, each generation has an incentive to invest in the human capital of the...

This article investigates the macro-level drivers of adult-age language learning. We construct a new dataset that covers German language learning in 77 countries (including Germany) for 1992-2006. Fixed-effects regressions show that language learning in the EU is strongly associated with...

We ask which migration policy a developed country will choose when its objective is to attain the optimal skill composition of the country's workforce, and when the policy menu consists of an entry fee and a quota. We compare these two policies under the assumptions that individuals are...