are consistent with these grades being insufficiently salient for students to alter actual student behaviors …

in Germany, either teachers or parents have the discretion to decide which secondary school track a child may attend … increased time investments in students' skill development. Overall, my results suggest that selective admission policies can … lead to permanent improvements in students' educational performances. …

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 …

influence of children’s cognitive skills and parents’ socioeconomic background on cooperation. …We study the development of cooperation in 929 young children, aged 3 to 6. In a unified experimental framework, we … game. We find that third-party punishment doubles cooperation rates in comparison to a control condition. Children also …

- on school performance. We combine data from the National Educational Panel Study covering 5348 primary school students …