Research on the investment efficiency based on grey correlation-DEA model
- Type
- Retraction
- Notice date
- 6/10/2023 0:00
- Journal
- Annals of Operations Research
- Publisher
- Springer - Nature Publishing Group
- Notice DOI
- 10.1007/s10479-021-04341-4
- Original paper DOI
- 10.1007/s10479-021-04341-4
Reasons
- Author Unresponsive
- Concerns/Issues about Referencing/Attributions
- Concerns/Issues about Peer Review
- Compromised Peer Review
- Investigation by Journal/Publisher
- Objections by Author(s)
- Rogue Editor
- Unreliable Results and/or Conclusions