The Bill & Melinda Gates Foundation contracted with Mathematica to conduct an implementation study of the Teacher-Student Data Link project, which aims to support states in developing best practices for linking student and teacher data to improve educational outcomes. This report presents...

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Provides comprehensive evidence on the effects of KIPP middle schools across the country.

People with disabilities are disproportionately represented among the poorest of the poor in developing countries. An increasingly common method of combating poverty in developing countries, microlending, has been largely unavailable to those with disabilities. This paper reports on one of the...

This working paper compares teacher/student links that have undergone a roster confirmation process—whereby teachers verify the subjects and students they taught—to teacher/student links from unconfirmed administrative data. Due to the departmentalization of instruction in math and...

Ideally, nonexperimental methods that aim to replicate the results of rigorous randomized experiments focus on the intent to treat (ITT) experimental impact estimate, the most causally rigorous measure. This working paper develops a new replication approach that facilitates testing...