within-student between-subject variation. I find that on average, an additional hour of instruction time leads to an increase … of 0.03 standard deviations in students' test scores across all countries. Importantly, these effects of instruction time ….05 standard deviations. While on average, instruction time has no significant effect in developing countries, it increases test …

increased weekly instruction time and study its effects on stress-related outpatient diagnoses from the universe of health … instruction time might increase student performance, it might have adverse effects in terms of additional stress. …

We revisit and substantially extend the evidence on the importance of instruction time for student achievement on … international assessments. We first successfully replicate the estimate of a positive effect of weekly instruction time in the … this divergence is partly due to different measurement of instruction time in the data used in the original paper. Our …

increased weekly instruction time and study its effects on stress-related outpatient diagnoses from the universe of health … instruction time might increase student performance, it might have adverse effects in terms of additional stress. …

increased weekly instruction time and study its effects on stress-related outpatient diagnoses from the universe of health … instruction time might increase student performance, it might have adverse effects in terms of additional stress. …

increased weekly instruction time and study its effects on stress-related outpatient diagnoses from the universe of health … instruction time might increase student performance, it might have adverse effects in terms of additional stress. …