{
  "task_id": "F1-conf-02",
  "n_countries_total": 20,
  "n_countries_balanced": 15,
  "n_countries_incomplete": 5,
  "balanced_countries": [
    "AUS",
    "AUT",
    "BEL",
    "CAN",
    "DEU",
    "ESP",
    "FRA",
    "GBR",
    "ITA",
    "JPN",
    "KOR",
    "NLD",
    "SWE",
    "TUR",
    "USA"
  ],
  "incomplete_countries": [
    "BGD",
    "CHE",
    "ETH",
    "IND",
    "NGA"
  ],
  "n_analysed": 345,
  "mean_2000_balanced": 78.060267,
  "mean_2022_balanced": 81.553067,
  "change_2000_2022_balanced": 3.4928,
  "mean_2022_all_available": 78.692,
  "n_countries_2022_available": 20,
  "baseline_minus_balanced_2022": -2.861067,
  "feasibility": "complete",
  "feasibility_reason": null,
  "data_issues": [
    {
      "issue": "TUR: 23 country-years appear twice under names ['Turkey', 'Turkiye'] with identical values (assembly duplicate).",
      "handling": "Kept one row per (iso3, year); values identical so no number depends on the choice; label 'Turkiye' (current World Bank name) retained where applicable."
    },
    {
      "issue": "CHE 2007: empty life_expectancy cell.",
      "handling": "Treated as missing (no imputation); country excluded from balanced set."
    },
    {
      "issue": "BGD: no rows for years 2000-2010 (11 years absent; recorded 2011-2022).",
      "handling": "Not imputed or looked up; country excluded from balanced set (still in 2022 baseline)."
    },
    {
      "issue": "ETH: no rows for years 2000-2010 (11 years absent; recorded 2011-2022).",
      "handling": "Not imputed or looked up; country excluded from balanced set (still in 2022 baseline)."
    },
    {
      "issue": "IND: no rows for years 2000-2010 (11 years absent; recorded 2011-2022).",
      "handling": "Not imputed or looked up; country excluded from balanced set (still in 2022 baseline)."
    },
    {
      "issue": "NGA: no rows for years 2000-2010 (11 years absent; recorded 2011-2022).",
      "handling": "Not imputed or looked up; country excluded from balanced set (still in 2022 baseline)."
    }
  ],
  "n_input_rows": {
    "life_expectancy_panel.csv": 439
  },
  "random_seed": null
}