Dupas, Pascaline; Falezan, Camille; Jayachandran, Seema; … - National Bureau of Economic Research - 2023
evaluating a low-cost intervention that aims to raise verbal engagement with infants by showing recent or expectant mothers a 3 …-minute informational video and giving them a themed wall calendar. Six to eight months later, mothers selected for the … to expectant mothers through existing health clinics at very low marginal cost so could be a highly cost-effective early …