This paper develops a novel statistic for firm efficiency called efficiency depth that allows for statistical inference …

Comprehensive studies on the impact of market access on port efficiency are scarce, and the problem that market access … Data for measuring port efficiency, and further develops the methodology for panel data and proposes an instrumental … connectivity measures. Our comprehensive assessment suggests that the role of market access in determining port efficiency is …

of operational conditions and practices on performance. In this method the DEA efficiency estimates are regressed on …Two-stage data envelopment analysis (2-DEA) is commonly used in productive efficiency analysis to estimate the effects …

This paper extends the nonparametric approach to efficiency analysis to deal with uncertainty of input-output prices …. We generalize the notion of economic efficiency to derive necessary and sufficient first-order stochastic dominance (FSD …) efficiency conditions. Interestingly, the FSD conditions include as limiting cases the traditional conditions for economic …

quantity data of inputs and outputs and the behavioral hypothesis of allocative efficiency, we calculate the exact value of the …