South Africa
Government Expense (% GDP) → After-Tax Median Income (PPP, proxy)
Forward Pearson
0.742
Predictive Pearson
-0.092
Outcome % Change
54.80%
Aligned Pairs
34
N-of-1 Summary
This page represents the single-subject causal summary used as one contribution in the aggregate pair study.
- Evidence grade: A
- Optimal predictor value: 30.73
- Subject ID: zaf
- Ranking score: 80.0
- Quality gate: Pass
Vs Aggregate
- Direction agreement: reversed
- Predictive Pearson delta: -0.115
- Forward Pearson delta: 0.443
- Outcome % change delta: 15.27%