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A life-cycle model with endogenous opt-out and costly stock market participation is calibrated by matching data moments. 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Model tables report parameters, matched moments, and regressions run on simulated data, with simulation sizes (economies, investors) given.",168 "units_stated_in_notes": true,169 "standard_errors_description": "unclear"170 },171 "figures": {172 "uncertainty_shown": "unclear"173 },174 "conclusion": {175 "bounded_claims": true,176 "policy_implications": true,177 "open_questions": true,178 "restates_contribution": true179 },180 "hedging": {181 "level": "moderate",182 "typical_devices": [183 "model-conditional phrasing (according to the model, our model suggests)",184 "'may' and 'seem' for motivating claims",185 "partial-equilibrium qualifier",186 "'we believe' in policy recommendation"187 ]188 },189 "claim_evidence": [190 {191 "claim": "Passive pension investors are much less likely to hold equity outside the pension system than active investors.",192 "evidence_type": "table",193 "evidence_ref": "Table I, Table II"194 },195 {196 "claim": "The calibrated model reproduces observed shares of passive and nonparticipating investors and their wealth and income profiles.",197 "evidence_type": "table",198 "evidence_ref": "Table V, Figures 1-2"199 },200 {201 "claim": "Optimal DC equity share varies widely across default investors and with past stock returns.",202 "evidence_type": "figure",203 "evidence_ref": "Figures 3-4, Table VI"204 },205 {206 "claim": "Full customization yields an average 1.5% welfare gain over 100-minus-age, and a rule of thumb attains 0.9%.",207 "evidence_type": "table",208 "evidence_ref": "Table VII"209 },210 {211 "claim": "The rule of thumb reduces the share of opt-out investors by about 16.6 percentage points.",212 "evidence_type": "table",213 "evidence_ref": "Table VII"214 }215 ],216 "structural_summary": "The introduction motivates the topic with the shift to DC plans and investor inertia, then states a dual empirical and theoretical contribution. It previews registry-data facts on how passive and active investors differ, model-based optimal allocations, a rule of thumb, and welfare magnitudes, and closes with robustness. The body describes the institution (Swedish pension system), then the data, then descriptive regressions, then the calibrated life-cycle model with endogenous opt-out, then counterfactual optimal-design and welfare analysis with an embedded robustness subsection. The conclusion restates the gains and encourages policymakers to adopt customized defaults.",217 "writing_profile_keywords": [218 "normative design",219 "life-cycle model",220 "calibration to registry data",221 "welfare certainty equivalent",222 "rule of thumb",223 "policy recommendation",224 "Swedish pension"225 ],226 "confidence": 0.8,227 "notes": "Many empty numbered section headings (idx 5-22) appear to be parsing artifacts from a matrix in the appendix-like model text. 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