Using student-level microdata from 2000–2001 to 2004–2005 from Florida and North Carolina, we compare the effectiveness of teachers in schools serving primarily students from low-income families (70% free-and-reduced-price-lunch students) with teachers in schools serving more advantaged...

This paper provides practical guidance for researchers who are designing and analyzing studies that randomize schools - which comprise three levels of clustering (students in classrooms in schools) - to measure intervention effects on student academic outcomes when information on the middle...

Using student-level microdata from 2000-2001 to 2004-2005 from Florida and North Carolina, we compare the effectiveness of teachers in schools serving primarily students from low-income families (70% free-and-reduced-price-lunch students) with teachers in schools serving more advantaged...