Does SNAP Decrease Food Insecurity? Untangling the Self-Selection Effect
http://www.ers.usda.gov/Publications/ERR85/
Examines household food access for several months prior to initial receipt of federal assistance through Supplemental Nutrition Assistance Program and for several months after joining the program. Concludes that the SNAP program reduces very low food security by about one-third. From the Economic Research Service of the U.S. Department of Agriculture.
