{"id":"W4297820146","doi":"10.55057/ijaref.2022.4.3.10","title":"The Impact of Russia-Ukraine Invasion on Oil and Gas Stocks in 7 Countries by Using Event Study Approach","year":2022,"lang":"en","type":"article","venue":"International Journal of Advanced Research in Economics and Finance","topic":"Global Energy Security and Policy","field":"Energy","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Event study; Sample (material); Abnormal return; Significant difference; Event (particle physics); Statistical analysis; Fossil fuel; Crude oil; Business; Structural break; Economics; Financial economics; Econometrics; Geography; Finance; Statistics; Engineering; Mathematics; Stock exchange","routes":{"ca_aff":false,"ca_fund":false,"ca_venue":false,"about_ca":true,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.001243188,0.00007281412,0.0001637881,0.0002214681,0.0001155427,0.0000390272,0.000282718,0.00002162997,0.000003254761],"category_scores_gemma":[0.00007253707,0.00005653325,0.00003620072,0.0001033774,0.0001053813,0.0001520603,0.0001696615,0.0003811707,9.169717e-8],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004127782,"about_ca_system_score_gemma":0.0001353245,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001938177,"about_ca_topic_score_gemma":0.000449528,"domain_scores_codex":[0.9989645,0.0001476615,0.0003786722,0.0001191386,0.0002197066,0.0001703571],"domain_scores_gemma":[0.9993667,0.0002165801,0.0002131621,0.00008142473,0.00009231499,0.00002979439],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"simulation_or_modeling","study_design_gemma":"not_applicable","study_design_scores_codex":[0.001229365,0.000380172,0.001607688,0.000003194034,0.00004540208,0.0000206091,0.0008035438,0.8586665,0.00009722601,0.06664477,0.00003058775,0.0704709],"study_design_scores_gemma":[0.02730659,0.01137011,0.06713208,0.0006287646,0.00001574426,0.0008090536,0.01351492,0.2380528,0.000804269,0.144081,0.4952836,0.001001009],"study_design_candidate":"simulation_or_modeling","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.997018,0.001271199,0.000001874453,0.00068054,0.00009454039,0.00004263346,0.00003502411,5.620913e-7,0.0008555701],"genre_scores_gemma":[0.979073,0.02076171,0.00004424334,0.0000211641,0.00004088967,0.000007814549,0.000002241056,0.000006076258,0.00004283743],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.6206137,"threshold_uncertainty_score":0.2929957,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03433521991952321,"score_gpt":0.3609959368186814,"score_spread":0.3266607168991582,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}