{
  "early_release_partial_reporter_set": true,
  "ferc1_panel": {
    "ownership_scope": "Investor Owned",
    "preliminary_2025_filing_data": true,
    "rows": 1616,
    "source_release": "PUDL v2026.8.0",
    "utilities": 101,
    "years": [
      2010,
      2025
    ]
  },
  "ferc1_results": [
    {
      "ci_high_million_2024usd": 418.1258748947342,
      "ci_low_million_2024usd": -439.5755729737123,
      "estimate_million_2024usd": -10.724849039489095,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 2.8587585628374077,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 2.004705485451419e-05,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "cwip_electric",
      "outcome_mean_million_2024usd": 380.72520487842775,
      "ownership_scope": "Investor Owned",
      "p_value": 0.9609062532976916,
      "paper_estimate_million_2024usd": 112.52,
      "paper_outcome_mean_million_2024usd": 333.55,
      "paper_se_million_2024usd": 59.68,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 218.8013897623588,
      "table": "A6",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": -10.029612984928946,
      "year2_se_million_2024usd": 195.0167225315655
    },
    {
      "ci_high_million_2024usd": 40.129017597219324,
      "ci_low_million_2024usd": -48.66152011829974,
      "estimate_million_2024usd": -4.266251260540207,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 1.82004798285142,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 2.001961465303749e-12,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "generator_additions",
      "outcome_mean_million_2024usd": 44.14975386175501,
      "ownership_scope": "Investor Owned",
      "p_value": 0.8506022291085719,
      "paper_estimate_million_2024usd": 64.51,
      "paper_outcome_mean_million_2024usd": 33.7,
      "paper_se_million_2024usd": 22.55,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 22.650647376407925,
      "table": "A6",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": 12.999513009094173,
      "year2_se_million_2024usd": 47.435189107881705
    },
    {
      "ci_high_million_2024usd": 14.539541227684257,
      "ci_low_million_2024usd": -0.9063242631634312,
      "estimate_million_2024usd": 6.816608482260413,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 1.382104857360859,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.10431808694713547,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "distribution_station_additions",
      "outcome_mean_million_2024usd": 24.620551815050327,
      "ownership_scope": "Investor Owned",
      "p_value": 0.0836330750882928,
      "paper_estimate_million_2024usd": 5.27,
      "paper_outcome_mean_million_2024usd": 22.95,
      "paper_se_million_2024usd": 3.65,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 3.9402718088897166,
      "table": "A6",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": 7.436888951387946,
      "year2_se_million_2024usd": 7.059839836455389
    },
    {
      "ci_high_million_2024usd": 65.03854079504627,
      "ci_low_million_2024usd": -72.21622569724487,
      "estimate_million_2024usd": -3.5888424510992945,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 2.3228875673777436,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 2.901973938961641e-07,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "transmission_plant_additions",
      "outcome_mean_million_2024usd": 89.15966956998702,
      "ownership_scope": "Investor Owned",
      "p_value": 0.9183618434896408,
      "paper_estimate_million_2024usd": 16.81,
      "paper_outcome_mean_million_2024usd": 93.18,
      "paper_se_million_2024usd": 24.57,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 35.01397104395182,
      "table": "A6",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": -0.4252811967786827,
      "year2_se_million_2024usd": 42.70791235148041
    },
    {
      "ci_high_million_2024usd": 17.49411030872794,
      "ci_low_million_2024usd": -30.349516336181736,
      "estimate_million_2024usd": -6.427703013726896,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 2.215844791424488,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.09101180059906483,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "transmission_om",
      "outcome_mean_million_2024usd": 81.41007021892334,
      "ownership_scope": "Investor Owned",
      "p_value": 0.5984402949990436,
      "paper_estimate_million_2024usd": 11.21,
      "paper_outcome_mean_million_2024usd": 77.12,
      "paper_se_million_2024usd": 9.37,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 12.205006797170835,
      "table": "A6",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": -15.789667712714643,
      "year2_se_million_2024usd": 13.299020190878004
    },
    {
      "ci_high_million_2024usd": 21.78285203385749,
      "ci_low_million_2024usd": -15.886762350372004,
      "estimate_million_2024usd": 2.948044841742744,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 3.206547810147374,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 4.964280399157214e-06,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "conductor_additions",
      "outcome_mean_million_2024usd": 16.364138126860134,
      "ownership_scope": "Investor Owned",
      "p_value": 0.7590097921200661,
      "paper_estimate_million_2024usd": 3.03,
      "paper_outcome_mean_million_2024usd": 16.17,
      "paper_se_million_2024usd": 5.61,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 9.609595506180995,
      "table": "A6",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": 10.704217519618297,
      "year2_se_million_2024usd": 17.896818157637256
    },
    {
      "ci_high_million_2024usd": 68.68691149743677,
      "ci_low_million_2024usd": -148.97768752675162,
      "estimate_million_2024usd": -40.145388014657435,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 1.7874886849248768,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.012776374370255852,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "new_transmission_lines",
      "outcome_mean_million_2024usd": 30.54423334673046,
      "ownership_scope": "Investor Owned",
      "p_value": 0.4696843553658683,
      "paper_estimate_million_2024usd": -9.25,
      "paper_outcome_mean_million_2024usd": 21.39,
      "paper_se_million_2024usd": 14.23,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 55.52668342453786,
      "table": "A6",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": -45.9973823522564,
      "year2_se_million_2024usd": 52.13651682164843
    },
    {
      "ci_high_million_2024usd": 356.8020942019231,
      "ci_low_million_2024usd": -310.8744597634805,
      "estimate_million_2024usd": 22.96381721922132,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 1.6590988979417016,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 1.4502147979925335e-11,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "existing_transmission_lines",
      "outcome_mean_million_2024usd": 1057.0073459728867,
      "ownership_scope": "Investor Owned",
      "p_value": 0.8927518116585496,
      "paper_estimate_million_2024usd": 164.07,
      "paper_outcome_mean_million_2024usd": 644.88,
      "paper_se_million_2024usd": 105.59,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 170.32565152178665,
      "table": "A6",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": -146.44532979579438,
      "year2_se_million_2024usd": 250.66075923958695
    },
    {
      "ci_high_million_2024usd": 5.66178508929651,
      "ci_low_million_2024usd": -1.2594008821281313,
      "estimate_million_2024usd": 2.201192103584189,
      "joint_pretrend_effective_rank": 9,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 1.716602577502635,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.8839071309188011,
      "joint_pretrend_restrictions": 14,
      "mapping": "paper_county_broadcast",
      "outcome": "customer_advances",
      "outcome_mean_million_2024usd": 2.3649179468907424,
      "ownership_scope": "Investor Owned",
      "p_value": 0.21250590265334834,
      "paper_estimate_million_2024usd": 6.91,
      "paper_outcome_mean_million_2024usd": 12.14,
      "paper_se_million_2024usd": 3.35,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1024,
      "sample_start_year": 2010,
      "se_million_2024usd": 1.7656086661797552,
      "table": "A9",
      "treated_utilities": 25,
      "utilities": 64,
      "year2_estimate_million_2024usd": -3.3232877160579437,
      "year2_se_million_2024usd": 3.4145429334941646
    },
    {
      "ci_high_million_2024usd": 680.1896012483223,
      "ci_low_million_2024usd": 26.01492075335642,
      "estimate_million_2024usd": 353.10226100083935,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 7.210290286070522,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.0,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "cwip_electric",
      "outcome_mean_million_2024usd": 436.5853739195095,
      "ownership_scope": "Investor Owned",
      "p_value": 0.03435426836820868,
      "paper_estimate_million_2024usd": 112.52,
      "paper_outcome_mean_million_2024usd": 333.55,
      "paper_se_million_2024usd": 59.68,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 166.88129604463415,
      "table": "A6",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": 293.8913806250188,
      "year2_se_million_2024usd": 117.01726870655604
    },
    {
      "ci_high_million_2024usd": 84.4929553709247,
      "ci_low_million_2024usd": -35.816317509722914,
      "estimate_million_2024usd": 24.3383189306009,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 18.14240409573537,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 1.9188173303057547e-231,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "generator_additions",
      "outcome_mean_million_2024usd": 47.18773441865317,
      "ownership_scope": "Investor Owned",
      "p_value": 0.4277731892284684,
      "paper_estimate_million_2024usd": 64.51,
      "paper_outcome_mean_million_2024usd": 33.7,
      "paper_se_million_2024usd": 22.55,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 30.691141040981538,
      "table": "A6",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": 48.15046215406615,
      "year2_se_million_2024usd": 65.81295677489399
    },
    {
      "ci_high_million_2024usd": 8.913908504010333,
      "ci_low_million_2024usd": -13.20525076848189,
      "estimate_million_2024usd": -2.145671132235777,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 5.811840619857371,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 2.4553969465842382e-34,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "distribution_station_additions",
      "outcome_mean_million_2024usd": 29.09940618326415,
      "ownership_scope": "Investor Owned",
      "p_value": 0.7037524470388025,
      "paper_estimate_million_2024usd": 5.27,
      "paper_outcome_mean_million_2024usd": 22.95,
      "paper_se_million_2024usd": 3.65,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 5.642642671554139,
      "table": "A6",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": 2.3796812608384785,
      "year2_se_million_2024usd": 10.458317839202827
    },
    {
      "ci_high_million_2024usd": 75.69609908303681,
      "ci_low_million_2024usd": -348.6044126865813,
      "estimate_million_2024usd": -136.45415680177226,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 4.535665546788888,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 1.4179791730282083e-06,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "transmission_plant_additions",
      "outcome_mean_million_2024usd": 110.55785664968187,
      "ownership_scope": "Investor Owned",
      "p_value": 0.20743000233609676,
      "paper_estimate_million_2024usd": 16.81,
      "paper_outcome_mean_million_2024usd": 93.18,
      "paper_se_million_2024usd": 24.57,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 108.23992647184136,
      "table": "A6",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": -45.83141261286296,
      "year2_se_million_2024usd": 82.6804833083871
    },
    {
      "ci_high_million_2024usd": 7.027859391797495,
      "ci_low_million_2024usd": -33.985984726576504,
      "estimate_million_2024usd": -13.479062667389503,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 5.19864284569872,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 7.738066934612096e-26,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "transmission_om",
      "outcome_mean_million_2024usd": 93.62397744267015,
      "ownership_scope": "Investor Owned",
      "p_value": 0.19764333244234622,
      "paper_estimate_million_2024usd": 11.21,
      "paper_outcome_mean_million_2024usd": 77.12,
      "paper_se_million_2024usd": 9.37,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 10.462715336319897,
      "table": "A6",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": 8.337470588690614,
      "year2_se_million_2024usd": 20.564058168680372
    },
    {
      "ci_high_million_2024usd": 14.58234411624868,
      "ci_low_million_2024usd": -55.06768605651327,
      "estimate_million_2024usd": -20.24267097013229,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 3.4062660767193855,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.01403536782504857,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "conductor_additions",
      "outcome_mean_million_2024usd": 19.900278744549542,
      "ownership_scope": "Investor Owned",
      "p_value": 0.254584089691514,
      "paper_estimate_million_2024usd": 3.03,
      "paper_outcome_mean_million_2024usd": 16.17,
      "paper_se_million_2024usd": 5.61,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 17.767864839990292,
      "table": "A6",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": -2.286405707730868,
      "year2_se_million_2024usd": 25.384911246290443
    },
    {
      "ci_high_million_2024usd": 76.76960024254782,
      "ci_low_million_2024usd": -567.6831894182405,
      "estimate_million_2024usd": -245.45679458784633,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 2.053295986491282,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.0019386479692415257,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "new_transmission_lines",
      "outcome_mean_million_2024usd": 35.962971799731676,
      "ownership_scope": "Investor Owned",
      "p_value": 0.1354279994531931,
      "paper_estimate_million_2024usd": -9.25,
      "paper_outcome_mean_million_2024usd": 21.39,
      "paper_se_million_2024usd": 14.23,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 164.40122185224192,
      "table": "A6",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": -108.99768555484098,
      "year2_se_million_2024usd": 96.97124852089962
    },
    {
      "ci_high_million_2024usd": -12.14703085396826,
      "ci_low_million_2024usd": -698.2272403224604,
      "estimate_million_2024usd": -355.18713558821435,
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 2.2268629625537275,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 1.2563337158075015e-14,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "existing_transmission_lines",
      "outcome_mean_million_2024usd": 1228.792747873656,
      "ownership_scope": "Investor Owned",
      "p_value": 0.04241720994021287,
      "paper_estimate_million_2024usd": 164.07,
      "paper_outcome_mean_million_2024usd": 644.88,
      "paper_se_million_2024usd": 105.59,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 175.02046159910515,
      "table": "A6",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": -421.06860622352883,
      "year2_se_million_2024usd": 297.14341695953203
    },
    {
      "ci_high_million_2024usd": 44.030902352269464,
      "ci_low_million_2024usd": -7.480691343068809,
      "estimate_million_2024usd": 18.27510550460033,
      "joint_pretrend_effective_rank": 10,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 4.244213440079922,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 2.841161957889969e-70,
      "joint_pretrend_restrictions": 14,
      "mapping": "audited_serving_utility",
      "outcome": "customer_advances",
      "outcome_mean_million_2024usd": 4.511280744267178,
      "ownership_scope": "Investor Owned",
      "p_value": 0.16430911371482748,
      "paper_estimate_million_2024usd": 6.91,
      "paper_outcome_mean_million_2024usd": 12.14,
      "paper_se_million_2024usd": 3.35,
      "public_input": "FERC Form 1 via PUDL v2026.8.0",
      "sample_end_year": 2025,
      "sample_rows": 1392,
      "sample_start_year": 2010,
      "se_million_2024usd": 13.140712677382213,
      "table": "A9",
      "treated_utilities": 16,
      "utilities": 87,
      "year2_estimate_million_2024usd": 37.486952295659705,
      "year2_se_million_2024usd": 37.45125081289249
    }
  ],
  "generated_on": "2026-08-31",
  "historical_territory": {
    "joint_pretrend_effective_rank": 14,
    "joint_pretrend_estimable": true,
    "joint_pretrend_max_abs_t": 1.1960522562348095,
    "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
    "joint_pretrend_p_value": 0.4933887639348107,
    "joint_pretrend_restrictions": 14,
    "joint_pretrend_wald": 13.424695628569403,
    "mapping": "paper_county_broadcast_historical_territory",
    "never_treated_units": 959,
    "overall_att_pct": 0.8948796023972619,
    "overall_ci_high_pct": 2.8861302027072995,
    "overall_ci_low_pct": -1.0963709979127756,
    "overall_p_value": 0.3784069159360516,
    "overall_se_pp": 1.0159441838316516,
    "post_treatment_rows": 903,
    "sample_rows": 15974,
    "threshold_mw": 5,
    "treated_units": 123,
    "utilities": 1004,
    "utility_state_units": 1082,
    "year2_att_pct": 1.2872686641809252,
    "year2_ci_high_pct": 2.919450784858653,
    "year2_ci_low_pct": -0.34491345649680233,
    "year2_se_pp": 0.8327459799376161
  },
  "outcome_vintage": "early_release_2010_2025",
  "outcome_years": [
    2010,
    2025
  ],
  "ownership_matched": [
    {
      "control_group_scope": "same ownership group",
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 4.289063291483521,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 4.380046109069956e-10,
      "joint_pretrend_restrictions": 14,
      "joint_pretrend_wald": 73.53974946777764,
      "mapping": "paper_county_broadcast::investor_owned",
      "never_treated_units": 112,
      "overall_att_pct": 4.068042026702071,
      "overall_ci_high_pct": 9.3229807319336,
      "overall_ci_low_pct": -1.1868966785294581,
      "overall_p_value": 0.12918885119719256,
      "overall_se_pp": 2.681091176138535,
      "ownership_group": "investor_owned",
      "post_treatment_rows": 274,
      "sample_rows": 2028,
      "threshold_mw": 5,
      "treated_units": 31,
      "utilities": 109,
      "utility_state_units": 143,
      "year2_att_pct": 4.182925240531846,
      "year2_ci_high_pct": 8.291687898397946,
      "year2_ci_low_pct": 0.07416258266574605,
      "year2_se_pp": 2.0963074785031126
    },
    {
      "control_group_scope": "same ownership group",
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 1.792702580837155,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.027320861451077934,
      "joint_pretrend_restrictions": 14,
      "joint_pretrend_wald": 25.815392914718235,
      "mapping": "paper_county_broadcast::cooperative",
      "never_treated_units": 468,
      "overall_att_pct": -2.2302495667742996,
      "overall_ci_high_pct": -0.0729978476289847,
      "overall_ci_low_pct": -4.387501285919615,
      "overall_p_value": 0.042731677983947246,
      "overall_se_pp": 1.1006386322169974,
      "ownership_group": "cooperative",
      "post_treatment_rows": 457,
      "sample_rows": 7698,
      "threshold_mw": 5,
      "treated_units": 55,
      "utilities": 483,
      "utility_state_units": 523,
      "year2_att_pct": -0.03286064948564558,
      "year2_ci_high_pct": 2.159804627213285,
      "year2_ci_low_pct": -2.225525926184577,
      "year2_se_pp": 1.1187067738259853
    },
    {
      "control_group_scope": "same ownership group",
      "joint_pretrend_effective_rank": 13,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 1.3188060648898616,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 0.06457412136007327,
      "joint_pretrend_restrictions": 13,
      "joint_pretrend_wald": 21.445365197466884,
      "mapping": "paper_county_broadcast::public",
      "never_treated_units": 377,
      "overall_att_pct": 2.631346278889437,
      "overall_ci_high_pct": 5.976353882524574,
      "overall_ci_low_pct": -0.7136613247456995,
      "overall_p_value": 0.12311450052054741,
      "overall_se_pp": 1.7066365324669066,
      "ownership_group": "public",
      "post_treatment_rows": 288,
      "sample_rows": 6232,
      "threshold_mw": 5,
      "treated_units": 39,
      "utilities": 413,
      "utility_state_units": 416,
      "year2_att_pct": 0.9478584704500933,
      "year2_ci_high_pct": 3.3488656898036173,
      "year2_ci_low_pct": -1.4531487489034303,
      "year2_se_pp": 1.2250036833436344
    },
    {
      "control_group_scope": "same ownership group",
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 2.496030017333361,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 1.1206819719254112e-43,
      "joint_pretrend_restrictions": 14,
      "joint_pretrend_wald": 242.3010443294032,
      "mapping": "audited_serving_utility::investor_owned",
      "never_treated_units": 150,
      "overall_att_pct": 1.8021164215316636,
      "overall_ci_high_pct": 6.654437690870522,
      "overall_ci_low_pct": -3.050204847807196,
      "overall_p_value": 0.46665669444025515,
      "overall_se_pp": 2.475674117009622,
      "ownership_group": "investor_owned",
      "post_treatment_rows": 175,
      "sample_rows": 2429,
      "threshold_mw": 5,
      "treated_units": 20,
      "utilities": 130,
      "utility_state_units": 170,
      "year2_att_pct": 0.9908649949279338,
      "year2_ci_high_pct": 4.880071504826572,
      "year2_ci_low_pct": -2.8983415149707046,
      "year2_se_pp": 1.9842890356625706
    },
    {
      "control_group_scope": "same ownership group",
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 3.5425868865049375,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 1.1758636790089063e-167,
      "joint_pretrend_restrictions": 14,
      "joint_pretrend_wald": 827.9192630392477,
      "mapping": "audited_serving_utility::cooperative",
      "never_treated_units": 563,
      "overall_att_pct": -1.4725424502145423,
      "overall_ci_high_pct": -0.03573305754728789,
      "overall_ci_low_pct": -2.9093518428817964,
      "overall_p_value": 0.044564219283036034,
      "overall_se_pp": 0.7330660166669666,
      "ownership_group": "cooperative",
      "post_treatment_rows": 42,
      "sample_rows": 8335,
      "threshold_mw": 5,
      "treated_units": 7,
      "utilities": 526,
      "utility_state_units": 570,
      "year2_att_pct": -1.681016714402207,
      "year2_ci_high_pct": 0.9223012036375218,
      "year2_ci_low_pct": -4.284334632441936,
      "year2_se_pp": 1.3282234275712903
    },
    {
      "control_group_scope": "same ownership group",
      "joint_pretrend_effective_rank": 14,
      "joint_pretrend_estimable": true,
      "joint_pretrend_max_abs_t": 1.9399548103949866,
      "joint_pretrend_method": "joint Wald test of aggregated event-time leads (t<-1); influence-function covariance; df=effective rank",
      "joint_pretrend_p_value": 2.747766248192007e-20,
      "joint_pretrend_restrictions": 14,
      "joint_pretrend_wald": 126.92373071441565,
      "mapping": "audited_serving_utility::public",
      "never_treated_units": 446,
      "overall_att_pct": -1.9488102996995584,
      "overall_ci_high_pct": 3.1435196123424562,
      "overall_ci_low_pct": -7.041140211741573,
      "overall_p_value": 0.4532049433798361,
      "overall_se_pp": 2.598127506143885,
      "ownership_group": "public",
      "post_treatment_rows": 23,
      "sample_rows": 6760,
      "threshold_mw": 5,
      "treated_units": 8,
      "utilities": 451,
      "utility_state_units": 454,
      "year2_att_pct": -4.462236852414547,
      "year2_ci_high_pct": -0.16914288477124229,
      "year2_ci_low_pct": -8.755330820057852,
      "year2_se_pp": 2.190354065124135
    }
  ],
  "public_source_files": 32,
  "schema_version": "1.0.0"
}