This article investigates the biases involved in estimating the effects of teacher attributes on school's performance … teachers are not randomly assigned to them. Findings showed that teacher attributes which favored learning appeared more … frequently alongside higher socioeconomic status students. When correcting the bias, results showed that the effects of teacher …

This article investigates the biases involved in estimating the effects of teacher attributes on school’s performance … teachers are not randomly assigned to them. Findings showed that teacher attributes which favored learning appeared more … frequently alongside higher socioeconomic status students. When correcting the bias, results showed that the effects of teacher …