This working paper compares teacher evaluation scores from a typical value-added model with results from the Colorado Growth Model (CGM) and finds that use of the CGM in place of a value-added model depresses the evaluation scores for teachers with more English language learner students and...

This study tracked a subset of Florida's 2000–2001 and 2001–2002 high school seniors who took a college algebra placement test. Students who passed the test (with a score very near the cut-off for eligibility) and enrolled in a rigorous dual enrollment college algebra class were 16 percent...