Sensitivity analysis · methodology mv-ffa5e3fad30b
Brazil: how stable is rank 35 of 50?
The Cognitive Coefficient is a weighted mean of pillar scores. Below, each pillar's weight is raised 25%, lowered 25%, or dropped, and all pillars are equalized; the rank is recomputed for every economy each time. Across all scenarios Brazil ranks between 33 and 37 (stability 92%); the most sensitive pillar is education.
Weights in force (transparent)
| Pillar | Weight | Brazil pillar score | Max rank shift |
|---|---|---|---|
| ai_access | 1 | 54.4 | 1 |
| ai_adoption | 1 | 29.7 | 1 |
| compute | 1 | 29.8 | 1 |
| data | 1 | 53.1 | 1 |
| education | 1 | 32.2 | 2 |
| digital_literacy | 1 | 54.5 | 1 |
| innovation | 1 | 33.4 | 2 |
| knowledge_infra | 1 | 32.4 | 1 |
| agentic | 1 | 50.8 | 1 |
Base CC 41.1 · rank 35. Weights are the code defaults with any CMS override applied.
Scenarios
| Scenario | CC | Rank | Shift |
|---|---|---|---|
| ai_access weight +25% | 41.5 | 35 | 0 |
| ai_access weight −25% | 40.8 | 36 | +1 |
| ai_access dropped | 39.5 | 36 | +1 |
| ai_adoption weight +25% | 40.8 | 36 | +1 |
| ai_adoption weight −25% | 41.5 | 36 | +1 |
| ai_adoption dropped | 42.6 | 36 | +1 |
| compute weight +25% | 40.8 | 36 | +1 |
| compute weight −25% | 41.5 | 36 | +1 |
| compute dropped | 42.6 | 36 | +1 |
| data weight +25% | 41.5 | 36 | +1 |
| data weight −25% | 40.8 | 36 | +1 |
| data dropped | 39.7 | 36 | +1 |
| education weight +25% | 40.9 | 37 | +2 |
| education weight −25% | 41.4 | 35 | 0 |
| education dropped | 42.3 | 33 | -2 |
| digital_literacy weight +25% | 41.5 | 36 | +1 |
| digital_literacy weight −25% | 40.8 | 36 | +1 |
| digital_literacy dropped | 39.5 | 36 | +1 |
| innovation weight +25% | 40.9 | 35 | 0 |
| innovation weight −25% | 41.4 | 36 | +1 |
| innovation dropped | 42.1 | 37 | +2 |
| knowledge_infra weight +25% | 40.9 | 36 | +1 |
| knowledge_infra weight −25% | 41.4 | 35 | 0 |
| knowledge_infra dropped | 42.2 | 36 | +1 |
| agentic weight +25% | 41.4 | 36 | +1 |
| agentic weight −25% | 40.9 | 35 | 0 |
| agentic dropped | 39.9 | 35 | 0 |
| all pillars equal | 41.1 | 35 | 0 |
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