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| Criterion |  Operations ALPEN Method |  Decision Making Delphi Method |  Operations Ivy Lee Method |  Operations Weekly Review |
|---|---|---|---|---|
Purposedifferent | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. | When knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | With a restless workday full of too many open items, the method creates radical simplicity. It directs attention to a short sequence instead of a broad, still-open field. | In a week with many open loops, the method creates distance from operational noise. It organizes commitments, calendar, and projects so the next week becomes workable. |
Complexitydifferent | Low | High | Low | Low |
Timedifferent | 10-20 min daily | 1-4 Wochen | 5-10 min daily | 30-60 min |
Participantsdifferent | 1 | 6-30 Experten | 1 | 1 |
Formatsame | Async | Async | Async | Async |
Outputdifferent | Daily Plan, Time Estimates, Review Notes | Expert Forecast, Consensus Range, Assumption Notes | Daily Priority List, Completion Notes | Updated Task System, Weekly Focus, Next Actions |
Tagsno overlap | PlanningTime managementProductivityOperations | ForecastingExpertsDecisionStrategy | PrioritizationProductivityExecution | ProductivityExecutionPlanning |