Reports initial findings from a synthesis and reanalysis of all available evidence on whether quasi-experimental evaluation designs produced unbiased estimates of the impacts of education, training, and welfare programs. This methodological paper tries to understand conditions under which...

Paper presented at the Third International Conference on Establishment Surveys, Québec, Canada.

The National School Lunch Program (NSLP) is the oldest food assistance program in the U.S. Department of Agriculture’s nutrition safety net. Strategies for improving the diets of NSLP participants are crucial for meeting children’s nutritional needs, fostering healthy eating habits, and...

Achieving high participation rates is key to a successful survey. Although the effectiveness of cash versus check incentives is well documented, this study tested other alternatives, namely point-of-sale cards and telephone cards, compared with checks. It was conducted as part of our National...