Research Article
An Interval Efficiency Measurement without Sign Restrictions in Data
Table 1
Comparing IMSBM model with other DEA models.
| | IGDEA | Interval SBM | VRMs | MSBM | Interval SORM | IMSBM |
| Interval data | √ | √ | ✕ | ✕ | √ | √ | Negative data | ✕ | ✕ | √ | √ | √ | √ | Slacks-based | ✕ | √ | ✕ | √ | ✕ | √ |
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