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| Criterion |  Business Strategy VRIO Framework |  Business Strategy Value Chain Analysis |  DevOps Blameless Postmortem |
|---|---|---|---|
Purposedifferent | The VRIO Framework rates resources and capabilities on whether they are Valuable, Rare, Inimitable, and Organized. It compares strengths, risks, market logic, and courses of action. The result is captured as a VRIO table and strategic actions. | Value Chain Analysis shows where value is created, costs accrue, and differentiation becomes possible along the process. It compares strengths, risks, market logic, and courses of action. The result is captured as a value-chain map and lever list. | After an incident with damage or a near miss, the method creates a sober field for learning without assigning blame. It directs attention to the course of events, conditions, and effective countermeasures. |
Complexitydifferent | Medium | High | Medium |
Timedifferent | 90-180 min | Half day | 30-90 min |
Participantsdifferent | 3-6 | 3-8 | 3-12 |
Formatdifferent | Workshop | Workshop | Workshop + async |
Outputdifferent | VRIO Table, Strategic Actions | Value Chain Map, Lever List | Postmortem Doc, Action Items, Timeline |
Tagsno overlap | StrategyDiagnosisBusiness modelCapability | StrategyBusiness modelDiagnosisAnalysis | Site Reliability EngineeringIncidentLearningReliability |
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