{"id":"W4393108980","doi":"10.2139/ssrn.4770545","title":"Reputation Acquisition and Abnormal Performance in IPO Underwriting","year":2024,"lang":"en","type":"preprint","venue":"SSRN Electronic Journal","topic":"Corporate Finance and Governance","field":"Business, Management and Accounting","cited_by":0,"is_retracted":false,"has_abstract":false,"ca_institutions":"Western University","funders":"","keywords":"Underwriting; Initial public offering; Reputation; Business; Financial system; Finance; Political science; Law","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":"metacan-v3-hybrid-931329e0061c","candidate_categories":[],"consensus_categories":[],"category_scores_codex":[0.002466741,0.0002088917,0.0003405999,0.0009474448,0.0003601021,0.002133753,0.0004874211,0.001732729,0.004533426],"category_scores_gemma":[0.03148499,0.0002048365,0.0003353047,0.000900242,0.000836003,0.001841275,0.0008564949,0.002143819,0.0007943579],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005859939,"about_ca_system_score_gemma":0.0004627899,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0024348,"about_ca_topic_score_gemma":0.002091983,"domain_scores_codex":[0.9991674,0.0002647798,0.0001055903,0.0001238749,0.0001591283,0.0001792388],"domain_scores_gemma":[0.9454453,0.02195385,0.02353976,0.001668076,0.002405965,0.004987075],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.001269444,0.000565984,0.9894967,0.00002075797,0.00007933922,0.0004159796,0.0001635164,0.0009710894,0.0008400644,0.0008818108,0.0004225842,0.004872751],"study_design_scores_gemma":[0.0000296993,0.0003664352,0.9935786,0.00001039412,0.00006705182,0.0003034209,0.0001891272,0.003234297,0.0003455674,0.001695485,0.0001665331,0.00001343165],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9979315,0.0001955003,0.0001223617,0.0002154633,0.00001014596,0.000003245819,0.00007232221,0.000007071734,0.001442396],"genre_scores_gemma":[0.9995145,0.00003775512,0.0000150672,0.00001281241,0.0000292352,8.615833e-7,0.00005845966,0.000001999382,0.0003294573],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.004533426,"threshold_uncertainty_score":0.01516587,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.009246733459338045,"score_gpt":0.2124560274070366,"score_spread":0.2032092939476986,"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."}}