[1] Martin Luther Univ Halle Wittenberg, Inst Sociol, Emil Abderhalden Str 26-27, D-06108 Halle, Saale, Germany
[2] Mannheim Ctr European Social Res MZES, Mannheim, Germany
[3] Catholic Univ Louvain, Ctr Demog Res, Louvain, Belgium
[4] GESIS Leibniz Inst Social Sci, Mannheim, Germany
[5] Univ Mannheim, Sch Social Sci, Mannheim, Germany