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Peking Univ, Sch Adv Agr Sci, China Ctr Agr Policy, Beijing, Peoples R China
Wageningen Univ, Dept Social Sci, Agr Econ & Rural Policy Grp, Wageningen, Netherlands Peking Univ, Sch Adv Agr Sci, China Ctr Agr Policy, Beijing, Peoples R China