This paper uses propensity score matching methods to investigate the relationship between breastfeeding and children's cognitive and noncognitive development. We find that breastfeeding for four weeks is positively and statistically significantly associated with higher cognitive test scores, by...

The past two decades have witnessed a rapid growth in flexible work arrangements that, in some instances, could expose workers to a higher poverty risk via limited job stability, few advancement opportunities, and low wages. Nowhere in the world has this increase in flexible work arrangements...

Learning about the impact of immigration on the labor market outcomes of natives is a topic of major concern for immigrant-receiving countries. Using data from Spain, where the immigrant population has risen from 4% to 13% within a decade, we find that immigration appears to have affected the...