In this study, we use microdata from 12 Florida county-level school districts and a regression discontinuity design to examine the effects of early grade retention on the short-, medium-, and long-term outcomes of English learners. We find that retention in the third-grade substantially improves the English skills of these students, reducing the…

Abundant evidence has shown that quality early childhood programs generate enormous long-term benefits for young people as they grow to become productive adults, for our economy, and for society. But we don't have to wait 10 or 20 years to see strong returns on our investments in young children. Some programs create real savings in a year or less.…