{"id":"W3121893920","doi":"10.3386/w10918","title":"Why Are Power Couples Increasingly Concentrated in Large Metropolitan Areas","year":2004,"lang":"en","type":"article","venue":"National Bureau of Economic Research","topic":"Energy, Economy, and Technology Trends","field":"Energy","cited_by":4,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Manitoba","funders":"John D. and Catherine T. MacArthur Foundation","keywords":"Metropolitan area; Power (physics); Regional science; Business; Geography; Physics; Archaeology","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":[0.0004868296,0.0001295727,0.0003400886,0.001581779,0.001472763,0.001404796,0.0005525721,0.0007180821,0.01166766],"category_scores_gemma":[0.004596817,0.0002674632,0.0001705458,0.002752789,0.001156101,0.002281694,0.001188127,0.0006458921,0.00134542],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0005411954,"about_ca_system_score_gemma":0.0003946911,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.01630717,"about_ca_topic_score_gemma":0.03342016,"domain_scores_codex":[0.9994115,0.0001308827,0.00002171239,0.0001483921,0.0001010654,0.0001865151],"domain_scores_gemma":[0.9979821,0.0003535112,0.0007366356,0.0001135037,0.0003525494,0.0004616356],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0001340855,0.00008059301,0.9142042,0.0001247028,0.00007228342,0.0008763056,0.00918597,0.0001696808,0.0008201928,0.0055478,0.01792222,0.05086194],"study_design_scores_gemma":[0.00003459832,0.00008227894,0.9063676,0.0001637167,0.00003934271,0.001631279,0.06264097,0.000278293,0.0004624813,0.005079848,0.02319094,0.00002857549],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9779755,0.00198063,0.0003742229,0.009292516,0.00009247142,0.00001694352,0.0005299138,0.00002994356,0.009707864],"genre_scores_gemma":[0.9966756,0.001226316,0.00009000958,0.000745135,0.00007759466,0.00001135636,0.0001918455,0.00000787024,0.0009742809],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.01630717,"threshold_uncertainty_score":0.03903222,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1043756154650797,"score_gpt":0.4121275728363476,"score_spread":0.3077519573712679,"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."}}