Journal of productivity analysis. 2007;28(1-2):45-56. doi: 10.1007/s11123-007-0047-5 Q21.82025

Calculation of scale elasticities in DEA models: direct and indirect approaches

DEA模型中规模弹性系数的计算：直接与间接方法

DOI: 10.1007/s11123-007-0047-5

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