TY - RPRT A1 - Wang, L. A1 - Qian, Y. A1 - Rozelle, S. A1 - Song, C. A1 - Warrinnier, N. A1 - Sylvia, S. T1 - The persistence and fade-out paradox: New evidence on medium run effects of an early childhood development intervention Y1 - 2019 PB - Stanford University CY - Stanford, CA T3 - Working Paper ER -