. Recent evidence from North Carolina suggests that increases in Limited English students' concentration have led to a slight … decline in performance solely for students at the top of the achievement distribution. The heterogeneous peer effects by …. Utilizing fixed effects methods that allow us to address possible endogeneity with respect to the schools' students attend, we …

Using a dataset which allows students to be linked to their teachers, this paper examines how educators with an … immigrant background affect the academic achievements of secondary school students in the United States. To account for the … different types of students, two estimation strategies are employed. The first estimates the immigrant teacher impact by …