Segregation in primary schools - do school districts really matter?
Evidence from policy reformsWuppertal : Bergische Univ. Wuppertal, 2011
Extracurricular educational programs and school readiness
evidence from a quasi-experiment with preschool childrenWuppertal : Bergische Univ. Wuppertal, 2014Quiet please!
adverse effects of noise on child developmentWuppertal : Bergische Universität Wuppertal, Mai 2016