期刊：Journal of Development Economics.
论文题目：Exports and Growth: Critical Minimum Effort and Diminishing Returns
作者：Kohli, Inderjit, Singh, Nirvikar
期，时间：Apr 1989. Vol. 30, Iss. 2; pg. 391, 10 pgs

如果谁有，可以传上来，我会给予奖励，谢谢大家了。