IBES
| Acronym | Definition |
|---|---|
| IBES | Institutional Brokers Estimate System |
| IBES | Intelligence Budget Estimate Submission (US DoD) |
| IBES | Institute of Biological and Environmental Sciences (UK) |
| IBES | Institutional and Behavioral Economics Section (Agricultural & Applied Economics Association; Milwaukee, WI) |
| IBES | Illness Behavior Encouragement Scale |