Educational Effectiveness Theory: Further developments in a multilevel context

Despite the advances in educational effectiveness theory and methodology in the last 20 years, important questions and issues remain unresolved. In particular, existing theoretical frameworks of educational effectiveness are only able to describe the interrelationship among factors at the system, school, classroom, and student levels and their cross-level interdependency in a very general manner. Additionally, although a large number of studies provide empirical evidence of the impact of si...