In this study from NIEER, authors Milagros Nores and Steve Barnett analyzed early childhood interventions from 23 countries and found substantial cognitive, behavioral, and health benefits as well as schooling outcomes that were sustained over time. The authors also found that the combination of education and nutritional assistance seems to be more powerful for improving child development over nutritional assistance alone. The article can be found at Economics of Education Review.
Benefits of Early Childhood Interventions Across the World: (Under) Investing in the Very Young
This paper reviews the international evidence on the benefits of early childhood interventions.