Using Chilean administrative datasets for the period 2011-2017, we study which of the most used tools to evaluate teacher quality, namely teachers' evaluation tests (TET) and teacher's value added (TVA), predicts more accurately not only short run (as most of the literature focus on) but also...

It has become commonplace to measure teacher quality in terms of teacher value-added. Operationally, this means evaluating teachers according to the learning gains of students on various achievement tests. Existing research consistently shows large variations in teacher effectiveness, much of...