-experimental evaluation designs produced unbiased estimates of the impacts of education, training, and welfare programs. This methodological …

This working paper suggests that mode of interview has a modest impact on data quality for people with disabilities. It … offers survey design steps that can minimize mode effects and maximize data quality. …

Early childhood development programs—which often involve the health, education, child welfare, and other sectorsâ … access and quality are critical to effect sustainable and meaningful change in these programs in developing countries. The … paper conceptualizes quality across settings and systems and identifies implications for policymakers, practitioners, and …

of EHS services, including their intensity and quality, the characteristics of the children and families served, and how …

Early Head Start services, including their intensity and quality, the characteristics of the children and families served …

levels. The study provides a snapshot of EHS services, including their intensity and quality, the characteristics of the …