https://www.courtemanche.org/copy-of-snap-test-1/do-supplemental-nutrition-assistance-program-policies-influence-program-participation-among-seniors%3F 2025-01-30 https://www.courtemanche.org/copy-of-snap-test-1/estimating-the-associations-between-snap-and-food-insecurity%2C-obesity%2C-and-food-purchases-with-imperfect-administration-measures-of-participation 2025-01-30