1. Department of Sociology, University of Groningen, Groningen, The Netherlands
2. Department of Psychometrics and Statistics, University of Groningen, Groningen, The Netherlands
3. Inter-University Center for Social Science Theory and Methodology, University of Groningen, Groningen, The Netherlands
4. Department of Psychology, University of Zurich, Zurich, Switzerland
5. Faculty of Psychology and Educational Sciences, Katholieke Universiteit Leuven, Leuven, Belgium