This paper aims to identify and compare key factors influencing US States' or an OECD country's decision to employ student test scores or test score value-added (VAM) in evaluating teacher effectiveness. Analysis using multiple linear probability model and logistic regression frameworks indicates that the use of VAM/student test scores was…

It's no surprise that, 28 years after the publication of "A Nation at Risk," school-reform efforts have generated so little effect. The nation's schools have proven, over the past century, adept at resisting change. Recent attempts to inject accountability and innovation have brought an important opportunity. No Child Left Behind helped…