years. The intervention includes students aged 7-9 and consists of pulling students from their regular mathematics classes … school year. All students, not only struggling students, are pulled out. We find that students in treatment schools increased …

– longitudinal data on students' smartphone use and educational performance. For three consecutive years we surveyed all students … of academic achievement. These survey data were merged with the exam scores of these students. We analysed the resulting …

use, and other drivers of academic success with the exam scores of first-year students at two Belgian universities. The …

addressing unobserved residence-country features, we find similar results when assigning migrant students their country …

addressing unobserved residence-country features, we find similar results when assigning migrant students their country …