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Author: Wang, Fangxin, Author: Zhang, Miao, Author: Wang, Xiangxiang, Author: Ma, Xiaoqiang, Author: Liu, Jiangchuan
Date created: 2020-03-23
Author: Jiang, Hongbo, Author: Cai, Chao, Author: Ma, Xiaoqiang, Author: Yang, Yang, Author: Liu, Jiangchuan
Date created: 2018-03-07
Author: Wu, Di, Author: Zhang, Dongxia, Author: Tan, Guozhen, Author: Sun, Limin, Author: Li, Juanjuan, Author: Liu, Jiangchuan
Date created: 2013
This version is made available with the permission of the American Economic Association.
Author: Grubel, Herbert, Author: Scott, Anthony D.
Date created: 1966
This article is reproduced with the permission of the American Economic Association.
Author: Grubel, Herbert
Date created: 1971
This article is reproduced with the permission of the American Economic Association.
Author: Grubel, Herbert
Date created: 1968
Author: Liu, Jiangchuan, Author: Wang, Dan, Author: Zhang, Qian, Author: Chen, Fajun
Date created: 2010