作者:MENDELSOHN, R; PETERSON, G
作者单位:United States Department of Agriculture (USDA); United States Forest Service
作者:COX, WM; LOWN, CS
作者单位:Southern Methodist University
作者:TABELLINI, G; LAVIA, V
作者单位:Stanford University; The World Bank
作者:FARE, R; GROSSKOPF, S; LOVELL, CAK; PASURKA, C
作者单位:Southern Illinois University System; Southern Illinois University; Loyola University Chicago; University of North Carolina; University of North Carolina Chapel Hill
作者:HUBBARD, RG; WEINER, RJ
作者单位:National Bureau of Economic Research; Brandeis University