作者:Raz, Itzchak Tzachi, Nunn, Nathan,Alesina, Alberto,Goldin, Cauldia,Dell, Melissa
论文开放时间:2020
关键词:Homestead Act;Property Rights;...
培养单位:University:Havard University
2 Is Organic Farming a Viable Means in Reversing the Downward Trendof Small Game Populations? [学位论文]
作者:Zeitlberger, Juergen
论文开放时间:2018
关键词:Agriculture;Forestry and Wildlife;...
培养单位:University:Havard University