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系统 > 经济制度 > poverty traps (en)

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  • A poverty trap is a self-perpetuating condition, in which an economy suffers from persistent underdevelopment, vicious circle of poverty, created by circular causation due to the presence of some external economies and/or strategic complementarities. (en)

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http://aims.fao.org/aos/agrovoc/c_6ff2859d

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