World Bank’s Handy Dandy Early Child Development Cost-Benefit Calculator (broken link). Use it to “prove” the more you spend, the more you save: $1 produces $2-$17 in savings.
World Bank’s Handy Dandy Early Child Development Cost-Benefit Calculator (broken link). Use it to “prove” the more you spend, the more you save: $1 produces $2-$17 in savings.