The deteriorating competencies of pupils in recent years and the increasing inequality of educational opportunities threaten to re-duce the supply of skilled labour and innovative strength in Germany. The diminishing educational opportunities begin with the fact that parents from educationally...

Social experiments are powerful sources of information about the effectiveness of interventions. In practice, initial randomization plans are almost always compromised. Multiple hypotheses are frequently tested. “Significant” effects are often reported with p-values that d o not account for...

Die Einkommensperspektiven junger Menschen in Deutschland hängen sehr stark von ihrem Bildungsniveau ab. So zählen 31,5 Prozent der Personen ohne einen beruflichen Abschluss zum untersten Fünftel der Einkommensverteilung, bei den Hochschulabsolventen sind es nur 7,4 Prozent. Daher ist das...