When Food Stamps Became Free: Impacts and Implications of Removing the Purchase Requirement -- by Amy Finkelstein, Matthew J. Notowidigdo, Charlie Rafkin

We thank seminar audiences, Marianne Bitler, Eric Budish, Manasi Deshpande, Keith Ericson, Robert Greenstein, Hilary Hoynes, Lee Lockwood, Sarah Miller, Jesse Shapiro, and Mark Shepard for helpful feedback. Maura Hogaboom, Ro Huang, Thomas Mazzuchi, and Tracy Zhou provided excellent research assistance. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.