effects on school grades, but these negative effects are largely confined to children born extremely preterm (<28 weeks of … gestation, i.e. born at least 10 weeks earlier). Children born moderately preterm (i.e. born up to 5 weeks early) suffer no ill … school environment is very important for the outcomes of preterm born children, such that those born extremely preterm that …

gravity (non-gravity trade) and the distribution of income within countries. In countries where only a small share of the … population are educated, an increase in non-gravity trade is associated with a significant increase in income inequality. As … education of the population increases the correlation between non-gravity trade and income inequality becomes smaller. Non …