Measuring global logistics efficiency using PCA-DEA approach

Measuring Supply Chain Efficiency: a Dea Approach

obtained through CRS model is 0.868, indicating scope for lots of improvement for the Pharmaceutical companies k ey words: Volume 5• Number 1 • January June 2012

Measuring Interval Efficiency in Convex Hull of Data Using DEA

Research on Logistics Network Infrastructure Based on HCA and DEA-PCA Approach

Logistics Network Infrastructure (LNI) is an important area of Logistics Infrastructure Capability (LIC). The connotation of LNI is analyzed in this paper. Compared with the extensive research on LNI in developed world, empirical work is still rare in China. In this paper the theory of LNI is firstly overviewed. Then a new evaluation index system for LNI evaluation is set up which contains fact...

Measuring dot com efficiency using a combined DEA and GRA approach

This paper adopts two mathematical approaches, data envelopment analysis (DEA) and grey relation analysis (GRA) to measure DEA efficiency using the sample of 69 listed US internet companies. A total of 40 indicators were initially selected for the efficiency evaluation, with 21 related to DEA-input indicators and 19 to DEAoutput indicators. Eight representative indicators selected using GRA are...

assessment of the efficiency of s.p.g.c refineries using network dea

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...