{"id":"W6986950121","doi":"","title":"A Relação entre o Risco e as Práticas de Governança Corporativa Diferenciada no Mercado Brasileiro de Ações: uma abordagem sob a égide da teoria dos portfólios de Markowitz","year":2011,"lang":"en","type":"article","venue":"Dialnet (Universidad de la Rioja)","topic":"Finance, Markets, and Regulation","field":"Economics, Econometrics and Finance","cited_by":0,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Portfolio; Diversification (marketing strategy); Stock market; Corporate governance; Quarter (Canadian coin); Stock market index; Order (exchange); Market risk","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.004914499,0.000322917,0.000464586,0.002663705,0.0007009031,0.002876589,0.0007057317,0.0008171074,0.002568587],"category_scores_gemma":[0.03084903,0.0002959168,0.0004727618,0.003895829,0.001972682,0.00192061,0.001367556,0.0008968898,0.0002472126],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.001044531,"about_ca_system_score_gemma":0.001459814,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.009301409,"about_ca_topic_score_gemma":0.01280052,"domain_scores_codex":[0.9963296,0.001235329,0.000254498,0.00066162,0.001258631,0.0002603465],"domain_scores_gemma":[0.9668202,0.0157021,0.0125504,0.001712976,0.002261145,0.0009532112],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.00005655941,0.00004907448,0.9452501,0.0001041627,0.0001749877,0.0002835256,0.005772439,0.0008515224,0.0004281644,0.01261995,0.0002302942,0.03417913],"study_design_scores_gemma":[0.000008218853,0.0001265281,0.9742579,0.0001854902,0.0001701041,0.0008501554,0.005811196,0.004163017,0.0003435682,0.008325079,0.005730223,0.00002843467],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9699321,0.003362064,0.00486298,0.001760366,0.0000261851,0.00002640316,0.0001148338,0.00003177627,0.0198834],"genre_scores_gemma":[0.9981033,0.0006262843,0.0008009405,0.00002981225,0.00002598354,0.000004886472,0.00002289797,0.000003498828,0.0003824591],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.009301409,"threshold_uncertainty_score":0.02599061,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.01856081030276271,"score_gpt":0.217053705886933,"score_spread":0.1984928955841703,"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."}}