Adult learning policies, like any other policies, need to be effective: they need to reach their objectives and attain the desired impacts, which should be carefully defined. Understanding the performance of policies allows policy makers to change and improve them. A growing body of research and statistics provides important insights into how…

This report summarizes states' current policies on the participation of students with disabilities in large-scale assessment and the accommodations available for these students. Among the generalizations from these summaries are (1) state participation and accommodation policies change frequently; (2) for participation decisions, state policies…

The relationship between the costs of schooling and the size of school districts is discussed. The first section of this paper provides a critical survey of what economists have written about economies of scale and questions whether bigger is really cheaper or more efficient, as is generally found in commercial endeavors. The second section…

This research report is comprised of a series of 14 papers, each accompanied by a bibliography. Murnane's nine self-contained articles are grouped into four projects. The first consists of three papers that interpret the results of quantitative research on school effectiveness in a manner that highlights the active behaviors of participants and…