This study estimates the average multivalued treatment effects (ATET), of preschool attendance measured in years, on students' international reading, math and science test z-scores in Grade 4. The causal treatment effects come from multiple-years observational data on three levels of preschool...

We estimate the nonlinear impact of class size on student achievement by exploiting regulations that cap class size at 20 pupils per class in kindergarten. Using student-level information from a previously unexploited large-scale census survey of kindergarten students, this study provides clear...

In 2000, the OECD began the Programme for International Student Assessment (PISA), a triennial survey of the knowledge and skills of 15-year-olds. For each survey, Canadian students placed well above the OECD average and remain among the top performers for each domain assessed (reading, math and...

We estimate the nonlinear impact of class size on student achievement by exploiting regulations that cap class size at 20 students per class in kindergarten. Based on student-level information from a previously unexploited and unique large-scale census survey of kindergarten students, this study...

This paper presents standardised test scores results in literacy from 19 provincial and international surveys in education conducted over years 2000 to 2018. The analysis draws on students in provinces, mainly Québec and Ontario, at three stages of education, grade 4 in primary school, grade 8...