This Element reviews what we know about parental investments and children's human capital in low-to-middle-income countries (LMICs). First, it presents definitions and a simple analytical framework; then discusses determinants of children's human capital in the form of cognitive skills,...

Using data on MZ (monozygotic, identical) female twins from the Minnesota Twin Registry, we estimate the causal effect of schooling on completed fertility, probability of being childless and age at first birth, using the within MZ twins methodology. We find strong cross-sectional associations...