Randomized control trials are often considered the gold standard to establish causality. However, in many policy-relevant situations, these trials are not possible. Instrumental variables affect the outcome only via a specific treatment; as such, they allow for the estimation of a causal effect....

The age at which children leave the parental home differs considerably across countries. We present a theoretical model predicting that higher job security of parents and lower job security of children may delay emancipation. We then provide aggregate evidence which supports this hypothesis for...

We investigate empirically how industrialized countries and U.S. states share consumption risk at horizons between one and thirty years. U.S. federal states share about 50 percent of their permanent idiosyncratic risk through cross-state capital income flows. While insurance against transitory...

Mit seinem Urteil vom 26. Januar 2005 hob das Bundesverfassungsgericht das Verbot von Studiengebühren für das Erststudium auf und stellt es damit den Bundesländern frei, Studiengebühren zu erheben. In diesem Beitrag wird argumentiert, dass Studiengebühren als solche nicht ungerecht sein...