This study was prepared by Elke Lüdemann while she was working in the Department Human Capital and Innovation of the Ifo Institute. It was completed in July 2011 and accepted as a doctoral thesis by the Economics Department of the University of Munich (LMU). The subject of this study is a micro...

This paper estimates sibling correlations in cognitive skills and non-cognitive skills to evaluate the importance of family background for skill formation. The study is based on a large representative German dataset, which includes IQ test scores and measures of personality (locus of control,...

Most empirical investigations of the effects of cognitive skills assume that they are produced by schooling. Drawing on longitudinal data to estimate production functions for adult verbal and nonverbal cognitive skills, we find that: (1) School attainment has a significant and substantial effect...