This paper addresses the possibility of biased estimates of the determinants of food expenditures of households eligible for the food stamp program. The source of such bias, sample partitioning, is describes and a correction procedure is utilized. For eligible nonparticipants' food expenditure...

Our overarching goal is to understand critical determinants of low-income elderly Americans’ well being as measured by health status. We focus on whether and how elderly health status is affected by FSP participation, food sufficiency and other determinants. To do so we must first ascertain...