Journal of productivity analysis. 2006;25(3):257-277. doi: 10.1007/s11123-006-7643-7 Q21.82025
Regulatory Contracts and Cost Efficiency: Stochastic Frontier Evidence from the Italian Local Public Transport
监管合同与成本效率：来自意大利地方公共交通的随机前沿证据
DOI: 10.1007/s11123-006-7643-7
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