参考文献 [1]"Induced Innovation In American Agriculture A Reconsideration", Alan l.Olmstead, Journal of Political Economy,1993,vol.101,no.1. [2]Tatsuro Ichiishi,《Game Theory For Economic Analysis》,Academic Press,1983,New York. [3]《经济增长与农业》,西奥多·W·舒尔茨,北京经济学院出版社。
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