| Article ID: | iaor20031666 |
| Country: | Netherlands |
| Volume: | 36 |
| Issue: | 4 |
| Start Page Number: | 231 |
| End Page Number: | 238 |
| Publication Date: | Dec 2002 |
| Journal: | Socio-Economic Planning Sciences |
| Authors: | Li Susan X., Cooper William W., Deng Honghui, Huang Zhimin M. |
| Keywords: | congestion |
Standard data envelopment analysis approaches to congestion require two models. Here, we introduce a single model that can be used in place of such two-model appraoches to evaluate congestion, identify its sources and estimate its levels.