颁布单位：[University of the Free State] |  颁布时间：2010 |  实施时间：2010 |  学科分类：[["Irrigation, management, transfer","Niger","Irrigated, rice","Competitiveness","Trade, policy","Comparative, advantage","Revenues","Costs","Net, policy, transfer","Protection, coefficients","Incentives","Social/economic, profits","Private, profits","Thesis, (Ph.D., Agricultural, Economics))--University, of, the, Free, State,, 2010"]]

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