Iacovou, Maria; Sevilla-Sanz, Almudena - 2010
This paper uses Propensity Score Matching to investigate the causal effect of breastfeeding on children's cognitive … development. There is a strong association between breastfeeding and cognitive outcomes; however, it is notoriously difficult to … better anyway. Using PSM, we find that breastfeeding for four weeks has a positive and significant effect on test scores, in …