{"id":"W2905057159","doi":"10.22215/cmcrp/2018.2","title":"Media and Internet Concentration in Canada 1984 – 2017","year":2018,"lang":"en","type":"report","venue":"","topic":"Firm Innovation and Growth","field":"Economics, Econometrics and Finance","cited_by":18,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"","keywords":"Newspaper; The Internet; Competition (biology); Advertising; Business; Index (typography); Market concentration; Computer science; World Wide Web; Industrial organization; Market structure","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":[0.0008903527,0.0003385443,0.0004304428,0.007853307,0.00319964,0.003574972,0.001099445,0.0004207316,0.006499375],"category_scores_gemma":[0.004814237,0.000260566,0.0004968254,0.01457658,0.001692569,0.001413913,0.001572313,0.001252682,0.0007017182],"about_ca_system_candidate":true,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.07250262,"about_ca_system_score_gemma":0.05831414,"about_ca_topic_candidate":true,"about_ca_topic_consensus":true,"about_ca_topic_score_codex":0.995766,"about_ca_topic_score_gemma":0.9967739,"domain_scores_codex":[0.9983178,0.00004495026,0.00005311863,0.0001153688,0.0008122472,0.0006565118],"domain_scores_gemma":[0.992613,0.0005037628,0.001035718,0.0001281026,0.004703905,0.001015488],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"not_applicable","study_design_scores_codex":[0.000371516,0.0002276987,0.7848477,0.0003861026,0.0002027368,0.0006969274,0.00762757,0.00324057,0.0005735645,0.03317283,0.07588828,0.09276448],"study_design_scores_gemma":[0.00001493699,0.00002314788,0.9133244,0.0001442914,0.00003783333,0.00008276132,0.00514931,0.001225209,0.0006239195,0.0005012526,0.07883715,0.00003580383],"study_design_candidate":"not_applicable","study_design_consensus":null,"genre_codex":"empirical","genre_gemma":"other","genre_scores_codex":[0.8004632,0.008253674,0.0006254364,0.007004258,0.0001446893,0.0001780125,0.0690167,0.0001609629,0.114153],"genre_scores_gemma":[0.9346928,0.004325329,0.0004734558,0.0003728436,0.0001168009,0.00005311273,0.01973873,0.00005354951,0.04017336],"genre_candidate":"other","genre_consensus":null,"teacher_disagreement_score":0.9274974,"threshold_uncertainty_score":0.5260458,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.0621543431646983,"score_gpt":0.2308176666027688,"score_spread":0.1686633234380704,"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."}}