-random distribution of teachers and students among classrooms within schools. We find compelling evidence that teacher credentials affect … distribution of teacher credentials by race and socio-economic status of high school students -- a pattern we also document …

environments across the two areas, we find remarkably consistent results: in families with two or more children, second-born boys … the evidence rules out differences in health at birth and the quality of schools chosen for children. We do find that …

availability of data on all teachers and students in North Carolina over a ten-year period allows us to explore them in more detail … effects of changes in class size or to the socio-economics characteristics of students, as measured, for example, by the … education level of their parents …

students. However, very little empirical work has to date been completed on this topic. This paper provides the first empirical … every third, fourth, and fifth grader in a large school district over four years, we match students' test score gains and … substantial evidence that higher grading standards benefit students. We find that these effects are not uniform: High …

-born children of immigrants could be consistently excluded from the analysis. We analyze longitudinal variation in immigrant …

better than third generation immigrants. Among first generation immigrants, the earlier the arrival, the better the students … tend to perform. These patterns of findings hold for both Asian and Hispanic students, and suggest a general pattern of …

to be matched with more advantaged students, and we measure the bias this pattern generates in estimates of the impacts … restrict the analysis to schools that assign students to classrooms in a manner statistically indistinguishable from random … advantaged students, a finding that may help explain why the observed form of teacher-student matching persists in equilibrium …

employ data from the universe of children born in Florida between 1994 and 2002 and in Denmark between 1990 and 2001, which …