We consider the problem of identifying a mean outcome in corrupt sampling where the observed outcome is drawn from a mixture of the distribution of interest and another distribution. Relaxing the contaminated sampling assumption that the outcome is statistically independent of the mixing...

The literature assessing the efficacy of the Food Stamp Program, now called the Supplemental Nutrition Assistance Program (SNAP), has long puzzled over positive associations between food stamp receipt and various undesirable health outcomes such as food insecurity. Assessing the impact of food...

Policymakers have been puzzled to observe that food stamp households appear more likely tobe food insecure than observationally similar eligible nonparticipating households. We reexamine this issueallowing for nonclassical reporting errors in food stamp participation and food insecurity....