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…

Academic resilience is difficult to define in an international setting, since economic levels and achievement standards vary across countries and over time. In studies of academic resilience, the concept is typically operationalized using pre-defined cut-offs of achievement and social background. The main objective of the current study is to apply…

Using data from the international Teacher Education and Development Study: Learning to Teach Mathematics (TEDS-M), the measurement equivalence of teachers' beliefs across countries is investigated for the case of "mathematics-as-a fixed-ability". Measurement equivalence is a crucial topic in all international large-scale assessments and…