筛选: Committee Roark, James, Emory University 删除限定条件 Committee: Roark, James, Emory University Research Field Economics, Labor 删除限定条件 Research Field: Economics, Labor Research Field History, Black 删除限定条件 Research Field: History, Black Research Field History, United States 删除限定条件 Research Field: History, United States Submission Type Dissertation 删除限定条件 Submission Type: Dissertation