@article{van Huizen2018,
author = {van Huizen, T. and Plantenga, J.},
title= {Do children benefit from universal early childhood education and care? A meta-analysis of evidence from natural experiments},
year = {2018},
doi = {10.1016/j.econedurev.2018.08.001},
volume = {66},
pages = {206--222},
}