with school system resources. The model is rich, yet sufficiently stylized to provide novel implications. It can show, for … example, that an improvement in parental outside options will reduce parental and school effort, which are partially … compensated through school resources. In this way, by incorporating the behavioral responses of parents, teachers and policymakers …

knowledge. We show that achievements of low ability students may be higher in a comprehensive school system, even if there are … no synergy effects from teaching different students together. This arises because the comprehensive school sets a …

knowledge. We show that achievements of low ability students may be higher in a comprehensive school system, even if there are … neither synergy effects nor interdependent preferences among classmates. This arises because the comprehensive school sets a …