{
  "study_id": 22,
  "specification_id": "S22-P090",
  "source_specification_id": "REXER-T7-C5",
  "role": "active_comparison",
  "published_source_location": "Main-text Table 7 column 5",
  "outcome_label": "Total oil-field revenue (millions of 2016 US dollars)",
  "outcome_variable": "",
  "treatment_label": "Local participation (DI+NNPC): binary indicator equal to one from the earliest observed year of indigenous Nigerian ownership or operatorship onward; explicitly recoded as absorbing",
  "unit_fixed_effects": "Oil-field fixed effects",
  "time_fixed_effects": "Calendar-year fixed effects",
  "allowed_adjustments": "Time-invariant field latitude and distances to the coast, Niger River, and state capital, each interacted with calendar-year indicators (the Table 7 note defines these controls but does not display an inclusion row; exact inclusion requires code verification)",
  "published_weights": "",
  "published_clustering": "Oil field",
  "panel_structure": "Unbalanced oil-field-by-calendar-year panel, 2006-2016; 314 fields; published N=2418",
  "design": "panel",
  "descriptive_metadata_status": "recorded_source_fields",
  "title": "Corruption as a Local Advantage",
  "status": "source_missing",
  "reason": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls.",
  "specification_type": "twfe_scalar",
  "run_status": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls.",
  "expanded_status": "unavailable",
  "expanded_reason": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls.",
  "alternative_status": [
    {
      "method": "CS-DID",
      "status": "unavailable",
      "reason": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls."
    },
    {
      "method": "SDID",
      "status": "unavailable",
      "reason": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls."
    },
    {
      "method": "Matrix completion",
      "status": "unavailable",
      "reason": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls."
    },
    {
      "method": "Horizontal ridge",
      "status": "unavailable",
      "reason": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls."
    },
    {
      "method": "Multisynth (cohort-averaged)",
      "status": "unavailable",
      "reason": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls."
    },
    {
      "method": "Multisynth (individual)",
      "status": "unavailable",
      "reason": "The archive supplies frozen estimates but not this specification\u2019s input sample or required outcome/controls."
    }
  ],
  "finished": 1791581272.884037
}