{"id":"W4406308089","doi":"10.3390/ijfs13010008","title":"Impact of Indices on Stock Price Volatility of BRICS Countries During Crises: Comparative Study","year":2025,"lang":"en","type":"article","venue":"International Journal of Financial Studies","topic":"Market Dynamics and Volatility","field":"Economics, Econometrics and Finance","cited_by":2,"is_retracted":false,"has_abstract":true,"ca_institutions":"Toronto Metropolitan University","funders":"","keywords":"Economics; Volatility (finance); Monetary economics; Stock price; Stock (firearms); Financial economics; International economics; Econometrics; Geography","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"direct_labels":[],"prediction":{"model_version":"codex-gemma-dda1882f352a","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.0008074424,0.0001407873,0.000758664,0.000441115,0.00007086054,0.00002328799,0.0003721364,0.00004504007,0.00003985887],"category_scores_gemma":[0.0009391729,0.0001272088,0.000243108,0.0002330194,0.0001267691,0.000192165,0.0001208592,0.0001791893,9.205961e-7],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0003166281,"about_ca_system_score_gemma":0.0001232073,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002332726,"about_ca_topic_score_gemma":0.0001006707,"domain_scores_codex":[0.9982553,0.0000360692,0.001263039,0.0001621042,0.0001650673,0.0001184842],"domain_scores_gemma":[0.996927,0.0002999748,0.001625435,0.0001268069,0.0009947922,0.00002599848],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0008404809,0.0006812433,0.9893872,0.00005004006,0.001069071,0.000005356726,0.003119766,0.0001122931,0.000006694019,0.00427719,0.0002363554,0.0002143238],"study_design_scores_gemma":[0.0009943679,0.0005469671,0.9900765,0.0001207725,0.00001963012,0.000001208658,0.0004830204,0.0005580464,0.00004633477,0.006841928,0.0002276075,0.00008359261],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.994734,0.001900438,0.0003350906,0.00009073459,0.0007352451,0.0001744956,0.0002502828,0.000002939474,0.00177674],"genre_scores_gemma":[0.9993837,0.0003720126,0.00006479593,0.00001610579,0.00007411714,0.000003305466,9.889615e-7,0.000003758906,0.00008122368],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004649658,"threshold_uncertainty_score":0.5187424,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.05793533301824616,"score_gpt":0.3629515264126172,"score_spread":0.3050161933943711,"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."}}