1{2 "task_id": "F6-dev-01",3 "analysis_year": 2023,4 "n_excluded_missing": 20,5 "baseline_metric": 7.07645404460588,6 "model_metric": 3.5949979094078177,7 "pearson_r": 0.8613437957840087,8 "r_squared": 0.7419131345356038,9 "effect_estimate": 5.267173451958655,10 "intercept": 22.56709274982858,11 "effect_se": 0.21067528691162227,12 "effect_ci_low": 4.854257477179233,13 "effect_ci_high": 5.6800894267380775,14 "conclusion": "positive_effect",15 "feasibility": "complete",16 "feasibility_reason": null,17 "data_issues": [18 {19 "issue": "Entity names differ between files for ['LCN', 'SSF'] (trailing whitespace in metadata names; all are aggregates)",20 "handling": "Joined on iso3 only; names ignored."21 },22 {23 "issue": "wb_indicators.csv mixes countries with regional/income aggregates (396 aggregate rows, 44 aggregate entities)",24 "handling": "Excluded all entities with region == 'Aggregates' per the task rule."25 },26 {27 "issue": "CAF: life expectancy jumps by >10 years between consecutive years (ending in [2019, 2020, 2021, 2022, 2023]); series 2015-2023 = {2015: 51.9, 2016: 51.0, 2017: 45.2, 2018: 52.3, 2019: 31.5, 2020: 50.6, 2021: 40.3, 2022: 18.8, 2023: 57.4}",28 "handling": "Only the 2023 cross-section is used; values kept as published (no basis to overwrite official data). Robustness: slope re-estimated excluding all such entities (see out/sensitivity.json)."29 },30 {31 "issue": "PSE: life expectancy jumps by >10 years between consecutive years (ending in [2023]); series 2015-2023 = {2015: 74.6, 2016: 74.9, 2017: 75.2, 2018: 75.4, 2019: 75.8, 2020: 75.0, 2021: 73.9, 2022: 76.7, 2023: 65.2}",32 "handling": "Only the 2023 cross-section is used; values kept as published (no basis to overwrite official data). Robustness: slope re-estimated excluding all such entities (see out/sensitivity.json)."33 },34 {35 "issue": "SSD: life expectancy jumps by >10 years between consecutive years (ending in [2018]); series 2015-2023 = {2015: 39.8, 2016: 36.7, 2017: 35.4, 2018: 51.9, 2019: 58.1, 2020: 57.6, 2021: 57.0, 2022: 57.2, 2023: 57.6}",36 "handling": "Only the 2023 cross-section is used; values kept as published (no basis to overwrite official data). Robustness: slope re-estimated excluding all such entities (see out/sensitivity.json)."37 },38 {39 "issue": "20 countries/economies lack an indicator in 2023 (all missing GDP pc PPP): ASM, CHI, CUB, ERI, GIB, GUM, IMN, LIE, MAF, MCO, MNP, NCL, PRK, PYF, SSD, SYR, VEN, VGB, VIR, YEM; missingness is not random (small territories/microstates and conflict/sanctioned economies)",40 "handling": "Listwise exclusion, no imputation (task rule); selection bias discussed in report."41 }42 ],43 "n_input_rows": {44 "wb_indicators.csv": 2349,45 "wb_entities.csv": 29646 },47 "n_analysed": 197,48 "random_seed": 2026102949}