-level exposure to mixed-gender (versus same-sex) peers. We find robust evidence that pupils in single-sex schools outperform their …-level covariates. Focusing on switching schools, we find that the conversion of the pupil gender type from single-sex to coed leads to … boys, the negative effect is largely driven by exposure to mixed-gender peers at school-level, it is class-level exposure …

-level exposure to mixed-gender (versus same-sex) peers. We find robust evidence that pupils in single-sex schools outperform their …-level covariates. Focusing on switching schools, we find that the conversion of the pupil gender type from single-sex to coed leads to … boys, the negative effect is largely driven by exposure to mixed-gender peers at school-level, it is class-level exposure …

class-level exposure to mixed-gender (versus same-sex) peers. We find robust evidence that pupils in single-sex schools … school-level covariates. Focusing on switching schools, we find that the conversion of the pupil gender type from single …-varying observables. While for boys, the negative effect is largely driven by exposure to mixed-gender peers at school-level, it is class …