{"id":"W2576028990","doi":"10.1111/caje.12671","title":"Build it and they will come: Volunteer opportunities and volunteering","year":2023,"lang":"en","type":"article","venue":"Canadian Journal of Economics/Revue canadienne d économique","topic":"Nonprofit Sector and Volunteering","field":"Social Sciences","cited_by":3,"is_retracted":false,"has_abstract":true,"ca_institutions":"University of Ottawa","funders":"Social Sciences and Humanities Research Council of Canada; Canadian Institutes of Health Research; Université du Québec en Outaouais; University of Ottawa","keywords":"Unobservable; Residence; Volunteer; Zip code; Business; Profit (economics); Demographic economics; Public relations; Economics; Political science; Microeconomics","routes":{"ca_aff":true,"ca_fund":true,"ca_venue":true,"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":[0.002473003,0.0001432453,0.0002613231,0.0009473275,0.001589652,0.001671032,0.0003951823,0.0007411968,0.009654547],"category_scores_gemma":[0.01027303,0.0001138788,0.000233243,0.001153601,0.002630244,0.001079907,0.001417533,0.0009117233,0.0004529963],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.002239387,"about_ca_system_score_gemma":0.002613239,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.05711455,"about_ca_topic_score_gemma":0.1049905,"domain_scores_codex":[0.9982387,0.001001709,0.0000407474,0.00009858638,0.0001800263,0.0004403015],"domain_scores_gemma":[0.9874982,0.005427033,0.002259168,0.0004094826,0.0008716431,0.003534465],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"observational","study_design_gemma":"observational","study_design_scores_codex":[0.0004084495,0.0005059919,0.7673985,0.000187338,0.0001033057,0.001041084,0.01335015,0.002852382,0.000228261,0.1080762,0.01796197,0.08788639],"study_design_scores_gemma":[0.00007263633,0.0002988904,0.8196099,0.0005911058,0.0001056319,0.0006391942,0.04544573,0.008056154,0.0002007333,0.08264055,0.04226134,0.00007804447],"study_design_candidate":"observational","study_design_consensus":"observational","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.9162589,0.001735724,0.002865002,0.01483068,0.0001030464,0.00008431172,0.0002875819,0.00001548167,0.06381927],"genre_scores_gemma":[0.9980801,0.0002266866,0.0001256988,0.0001059322,0.00001758122,0.000007383665,0.00003042019,0.00000229877,0.001403881],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.05711455,"threshold_uncertainty_score":0.1135642,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1744886604831683,"score_gpt":0.2309663305195556,"score_spread":0.05647767003638729,"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."}}