{"id":"W3123851096","doi":"10.3386/w15544","title":"The Effect of Newspaper Entry and Exit on Electoral Politics","year":2009,"lang":"en","type":"preprint","venue":"National Bureau of Economic Research","topic":"Media Influence and Politics","field":"Social Sciences","cited_by":21,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Social Sciences and Humanities Research Council of Canada; University of Chicago; Booth School of Business, University of Chicago; Neubauer Family Foundation; Ewing Marion Kauffman Foundation; National Science Foundation","keywords":"Newspaper; Politics; Political science; Advertising; Political economy; Business; Law; Sociology","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"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":[0.001063272,0.0003389302,0.0005302186,0.002509509,0.0004345868,0.001788758,0.0003550014,0.0004527699,0.009296569],"category_scores_gemma":[0.007647195,0.0001958432,0.0004781323,0.002121721,0.0004222377,0.0006733721,0.000880116,0.0009115643,0.001902105],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004661457,"about_ca_system_score_gemma":0.0002395968,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.008879006,"about_ca_topic_score_gemma":0.01734434,"domain_scores_codex":[0.9990625,0.000240278,0.00007531614,0.0001875737,0.0001914695,0.0002429244],"domain_scores_gemma":[0.9797904,0.008319485,0.008463809,0.0006546229,0.0008829174,0.001888814],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0003970903,0.0001000885,0.9903945,0.00005060721,0.0001494503,0.0001578312,0.0003010043,0.0002842672,0.0005299026,0.0001343453,0.001160718,0.006340304],"study_design_scores_gemma":[0.000005776966,0.00005323689,0.9983576,0.000007318575,0.00003316748,0.00003846574,0.0001393626,0.0001533363,0.0001951913,0.00002193907,0.0009908022,0.000003852064],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9901146,0.0004322741,0.0001350373,0.0001280372,0.000026425,0.00001095942,0.004303944,0.00001916326,0.00482959],"genre_scores_gemma":[0.9879754,0.0002839877,0.00009112911,0.00004229297,0.0001234419,0.00001390849,0.00711747,0.00001505875,0.00433732],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.009296569,"threshold_uncertainty_score":0.03110009,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2260837403763614,"score_gpt":0.5507733808414831,"score_spread":0.3246896404651217,"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."}}