Assessing Container Operator Efficiency with Heterogeneous and Time-Varying Production Frontiers

Liu, J., X. Sun, Yan, J.. 2009. Assessing Container Operator Efficiency with Heterogeneous and Time-Varying Production Frontiers Transportation Research Part B: Methodological. 43(1)(January):172-185..

URL: http://dx.doi.org/10.1016/j.trb.2008.06.001


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