{"id":"W2196063964","doi":"10.2139/ssrn.2021579","title":"The Annuity Duration Puzzle","year":2012,"lang":"en","type":"article","venue":"SSRN Electronic Journal","topic":"Financial Literacy, Pension, Retirement Analysis","field":"Business, Management and Accounting","cited_by":8,"is_retracted":false,"has_abstract":false,"ca_institutions":"York University; McMaster University","funders":"","keywords":"Annuity; Duration (music); Medicine; Actuarial science; Economics; Life annuity; Finance; Physics; Pension","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":[0.001771409,0.0002048772,0.0005887622,0.0006524723,0.001006117,0.002633729,0.0007485008,0.002111792,0.0242903],"category_scores_gemma":[0.0173957,0.0002229182,0.0003505437,0.001090937,0.001335978,0.004783008,0.001497922,0.003771773,0.00284281],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0007321461,"about_ca_system_score_gemma":0.0005882223,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.001464943,"about_ca_topic_score_gemma":0.001346537,"domain_scores_codex":[0.999671,0.00007311649,0.00002302815,0.00009111538,0.00008524078,0.00005661098],"domain_scores_gemma":[0.9931994,0.003951099,0.001015128,0.0007686279,0.0004971161,0.0005685645],"domain_codex":null,"domain_gemma":null,"domain_candidate":null,"domain_consensus":null,"study_design_codex":"theoretical_or_conceptual","study_design_gemma":"theoretical_or_conceptual","study_design_scores_codex":[0.0004601258,0.00009610596,0.01228266,0.0001687834,0.00004613251,0.000384354,0.001028654,0.00209039,0.0007633517,0.8367505,0.06270537,0.0832236],"study_design_scores_gemma":[0.00008493145,0.00003281107,0.01857093,0.0001678739,0.0000345191,0.0005083471,0.0006145858,0.002634842,0.0002953495,0.8862643,0.09076361,0.00002787251],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.4215866,0.03957902,0.01341262,0.2317754,0.001397417,0.00001762762,0.003770209,0.0002454959,0.2882157],"genre_scores_gemma":[0.9424433,0.006779701,0.0008397253,0.005922184,0.002012946,0.0000208251,0.0009772183,0.0001191665,0.04088504],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.0242903,"threshold_uncertainty_score":0.08125913,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.007927029251783506,"score_gpt":0.2181197371246132,"score_spread":0.2101927078728297,"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."}}