{"id":"W2056304863","doi":"10.1111/j.1755-053x.2009.01053.x","title":"Prebid Run‐Ups Ahead of Canadian Takeovers: How Big Is the Problem?","year":2009,"lang":"en","type":"article","venue":"Financial Management","topic":"Financial Markets and Investment Strategies","field":"Economics, Econometrics and Finance","cited_by":82,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Insider trading; Insider; Business; Inside information; Alternative trading system; Monetary economics; Algorithmic trading; Volume (thermodynamics); Private information retrieval; High-frequency trading; Trading strategy; Financial economics; Economics; Finance; Law; Computer security; Political science; Computer science","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":[0.0003911131,0.0002149252,0.0003444186,0.0005611829,0.0002193332,0.0001233085,0.0004549643,0.00009831209,0.0001768886],"category_scores_gemma":[0.00003250696,0.0001973762,0.0001511148,0.0008169722,0.00009148887,0.0002057437,0.00005359862,0.0001311238,0.0001413627],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0001197049,"about_ca_system_score_gemma":0.00007033043,"about_ca_topic_candidate":true,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01382488,"about_ca_topic_score_gemma":0.007037563,"domain_scores_codex":[0.99855,0.00001234341,0.0004596416,0.0003967547,0.00008045278,0.0005008332],"domain_scores_gemma":[0.9990941,0.000012493,0.0002885123,0.0004732146,0.00003364993,0.00009803873],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"not_applicable","study_design_scores_codex":[0.00001336085,0.00005909589,0.001333936,0.0000468778,0.00002273906,0.000007613995,0.0003184055,0.000009584402,0.000003652378,0.9082741,0.07456606,0.0153446],"study_design_scores_gemma":[0.0002924443,0.000156494,0.1529024,0.00003545485,0.00001042008,4.918019e-7,0.00006177962,0.00002095597,0.00004231607,0.1235339,0.7227394,0.0002039448],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":null,"genre_codex":"other","genre_gemma":"empirical","genre_scores_codex":[0.03648002,0.001855037,0.0006999064,0.02835333,0.001000379,0.001525762,0.0003532706,0.0000566305,0.9296756],"genre_scores_gemma":[0.9842564,0.001030873,0.001299208,0.004467778,0.0002506424,0.00006039579,0.00001677959,0.0000200898,0.00859778],"genre_candidate":"empirical","genre_consensus":null,"teacher_disagreement_score":0.9477764,"threshold_uncertainty_score":0.9927421,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.03017609022492826,"score_gpt":0.1851495803709829,"score_spread":0.1549734901460547,"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."}}