Many low- and middle-income countries lag far behind high-income countries in educational access and student learning …

In many low-income countries, teachers do not master the subject they are teaching, and children learn little while … data on students are not available. The paper shows that data on test scores of the student's current and the previous year …. Assigning more students to better teachers would potentially lead to substantial cost-savings, even if there are negative class …

research shows, students in different countries who have completed the same number of years of school often have vastly …