Teacher Quality and Student Achievement: Evidence from a Sample of Dutch Twins
教师质量与学生成绩：荷兰双胞胎样本的证据
Summary This paper examines the causal link that runs from classroom quality to student achievement using data on twin pairs who entered the same school but were allocated to different classrooms in an exogenous way. In particular, we apply twin fixed‐effects estimation to assess the effect of teacher quality on student test scores from second through eighth grade of primary education, arguing that a change in teacher quality is probably the most important classroom…