From: Is the Delphi method valid for business ethics? A survey analysis
Items/Method | Survey | Case analysis | Interview | Focus group | Delphi method |
---|---|---|---|---|---|
Classification of the degree of use in Business Ethics Field (1 less, 5 most) | 5 | 4 | 3 | 2 | 1 |
Feedback | None | Low | Moderate to Low | High | Very High |
Group assessment | None | None | None | Very High | Moderate |
Communication flow | Low | High | Very High | Very High | High |
Anonymity | Yes | None | None | None | Yesa |
Consensus process | None | Moderate | None | Low | Very High |
Expert range | More than 50 | One or more | At least 10 | [10-20b] | |
Expert (participants) dispersion | Very High | Moderate | Low | Very Low | Very High |
Length of questionnaire | Long | Very Long | Medium | Medium | Short |
Response rate | Low | High | High | Moderate | Moderate |
Cost | Low | Very High | Very High | High | Moderate |
Speed | Very Fast | Slow | Moderate | Fast | Very Slow |