TY - JOUR A1 - Ghirardi, G. A1 - Baier, T. A1 - Kleinert, C. A1 - Triventi, M. T1 - Is early formal childcare an equalizer? How attending childcare and education centres affects children’s cognitive and socio-emotional skills in Germany Y1 - 2023 DO - 10.1093/esr/jcac048 VL - 39 IS - 5 ER -