Sanford C. Gordon, and Hannah Simpson, “The Birth of Pork: Local Appropriations in America's First Century”, American Political Science Review, Washington, D.C.: American Political Science Association, vol. 112, n. 3, August 2018, pp. 564–579.
“Local Union Organization and Law Making in the US Congres”, The Journal of Politics, February 2018, forthcoming.
Tiberiu Dragu, and Hannah Simpson, “Veto Players, Policy Change and Institutional Design”, Research and Politics, vol. 4, n. 3, July 2017.