Jochmann, Markus; Pohlmeier, Winfried - Fachbereich Wirtschaftswissenschaften, Universität Konstanz - 2004
This paper analysis the robustness of the causal relationship between schooling and wages. Different estimators and instruments are compared under the assumption of heterogeneous returns to schooling. A data set from Germany is employed. It is shown that the results depend crucially on the...