{"id":"W2331194723","doi":"10.1017/s1748499511000066","title":"A Natural Hedge for Equity Indexed Annuities","year":2011,"lang":"en","type":"article","venue":"Annals of Actuarial Science","topic":"Insurance and Financial Risk Management","field":"Economics, Econometrics and Finance","cited_by":13,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"Social Sciences and Humanities Research Council of Canada; Natural Sciences and Engineering Research Council of Canada","keywords":"Equity (law); Volatility (finance); Hedge; Economics; Hedge fund; Annuity; Financial economics; Actuarial science; Business; Econometrics; Life annuity; Finance; Pension","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":[0.0009941871,0.0001954545,0.0003096749,0.0004109179,0.0005349442,0.001039037,0.0004500191,0.0009424557,0.003586878],"category_scores_gemma":[0.003622529,0.0001471311,0.000382639,0.0002362286,0.0008859953,0.001414984,0.0008646136,0.0007468875,0.0001968944],"about_ca_system_candidate":false,"about_ca_system_consensus":false,"about_ca_system_score_codex":0.0004225516,"about_ca_system_score_gemma":0.0003114363,"about_ca_topic_candidate":false,"about_ca_topic_consensus":false,"about_ca_topic_score_codex":0.0002152881,"about_ca_topic_score_gemma":0.0001920857,"domain_scores_codex":[0.9996843,0.00009414729,0.00001862401,0.00006595182,0.0001075354,0.00002946652],"domain_scores_gemma":[0.9993702,0.0001995952,0.0001207297,0.0001564213,0.00007532584,0.00007788462],"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":[0.0001908079,0.0001024533,0.00247678,0.00008864664,0.00003545708,0.0002773566,0.0001271608,0.04510789,0.02041432,0.8913647,0.001599945,0.03821448],"study_design_scores_gemma":[0.00006064891,0.0005342846,0.003244212,0.000085912,0.0000328496,0.0007812026,0.0001021998,0.3239309,0.005869752,0.6514963,0.01382113,0.0000406466],"study_design_candidate":"theoretical_or_conceptual","study_design_consensus":"theoretical_or_conceptual","genre_codex":"empirical","genre_gemma":"empirical","genre_scores_codex":[0.5201501,0.001449446,0.426954,0.001231666,0.000208683,0.0000966781,0.0001429292,0.0001552052,0.04961148],"genre_scores_gemma":[0.9762828,0.0001728506,0.01920093,0.00008115896,0.00005203584,0.0000275633,0.00002698884,0.00001010314,0.004145524],"genre_candidate":"empirical","genre_consensus":"empirical","teacher_disagreement_score":0.003586878,"threshold_uncertainty_score":0.01199931,"prediction_status":"machine_predicted_unvalidated"},"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.2658568474731393,"score_gpt":0.3442152173329116,"score_spread":0.07835836985977229,"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."}}