Ahn, Toh-Kyeong; Lee, Myungsuk; Ruttan, Lore M.; Walker, James M.(Center for Applied Economics and Policy Research, Indiana University, Bloomington, Indiana, USA, 2006)
Ahn, Toh-Kyeong; Ostrom, Elinor; Schmidt, David; Shupp, Robert; Walker, James M.(Workshop in Political Theory and Policy Analysis, Indiana University, Bloomington, IN, 1999)