A comment on “solving the puzzles of structural efficiency”
In a recent paper by Li and Cheng [Li,S.K., Cheng, Y.S., 2007. Solving the puzzles of structural efficiency. European Journal of Operational Research 180(2), 713–722], they developed the shadow price model to solve the existing puzzles of structural efficiency theoretically. However, we observe that the optimal shadow price vector in the shadow price model by Li and Cheng (2007) is not always unique. As a result, the decomposition of the structural efficiency is arbitrarily generated, depending on the shadow price vector we choose. Finally, an example with multiple inputs and outputs is used to illustrate the phenomenon.
Year of publication: |
2013
|
---|---|
Authors: | Fang, Lei ; Li, Hecheng |
Published in: |
European Journal of Operational Research. - Elsevier, ISSN 0377-2217. - Vol. 230.2013, 2, p. 444-446
|
Publisher: |
Elsevier |
Subject: | Data envelopment analysis | Decomposition | Structural efficiency |
Saved in:
Online Resource
Saved in favorites
Similar items by subject
-
Selecting data envelopment analysis models : a data-driven application to EU countries
Toloo, Mehdi, (2021)
-
Technically and cost-efficient centralized allocations in data envelopment analysis
Cesaroni, Giovanni, (2020)
-
Ranking Chinese commercial banks based on their expected impact on structural efficiency
Zhu, Ning, (2020)
- More ...
Similar items by person