Affiliation: | (1) Department of Agricultural and Resource Economics, University of Maryland, 2200 Symons Hall, College Park, MD, 20742, U.S.A.;(2) Fondazione Eni Enrico Mattei, Italy;(3) School of Architecture, Queen's University, Belfast, 2–4 Lennoxvale, Belfast, BT9 5BY, Northern Ireland;(4) University of Venice, Italy;(5) Department of Agricultural and Resource Economics, University of Maryland, 2200 Symons Hall, College Park, MD, 20742, U.S.A. |