Do children with better reading competence read more, or do avid readers increase their reading competence? This highly relevant question has been discussed for many years, yet conclusive results are rare. Previous studies suffer from small sample sizes or omitted variable bias, rendering their findings questionable. We provide new insight using…

In studies of academic resilience, the concept is typically operationalized by pre-defined cutoff values of students' achievement level and their social background. A threat to the validity of such arbitrary operationalizations is that students around the cutoff values may be misclassified. The main objective of the current study is to apply a…