Journal of productivity analysis. 1991;2(2):143-152. doi: 10.1007/bf00156344 Q21.82025
Functional forms for technical change functions
技术变革函数的功能形式
DOI: 10.1007/bf00156344
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Journal of productivity analysis. 1991;2(2):143-152. doi: 10.1007/bf00156344 Q21.82025
DOI: 10.1007/bf00156344
摘要 查看摘要