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題名 人壽保險公司之風險及清償能力評估:檢視利率變動型年金
Risk and Solvency Assessment of the Life Insurer:An Examination of the Interest-Sensitive Annuity Policies作者 郭俊良
Kuo, Chun Liang貢獻者 張士傑
郭俊良
Kuo, Chun Liang關鍵詞 資產負債管理
利率風險
匯率風險
風險衡量指標日期 2017 上傳時間 28-Aug-2017 11:28:38 (UTC+8) 摘要 保險公司之雙率風險發酵,除了高預定利率保單,使得保險公司承擔利率風險,造成保險公司高額的利差損外。自2007年修法,提升保險業國外投資限額不得超過保險業資金45%,當年度國外投資佔31.21%。2014年修改保險法第146條之4,增設「投資於國內市場之外幣計價股權或債券憑證之投資金額可以不計入國外投資限額」之規定,當年度國外投資部位增加至50.27%。至2016年底壽險業國外投資部位已達12.59兆元,占全體壽險業可運用資金62.71%。然而,利差交易能帶來收益的前提是匯市波動必須平穩,因為利差交易得承擔匯率波動風險,如果匯率大幅波動,匯差損失可能侵蝕利差收益。2017年前四個月新台幣驟升約6.8%,影響壽險業淨匯兌損失837億元,外匯準備金水位從441億元降至231億元。匯率的變動使得壽險業面臨極大的匯損壓力,一再地顯示檢視匯率風險的重要性。本研究建構隨機資產負債管理模型,提供公司內部模型之參考。以市場統計資訊及市場保險公司之經驗資料建構模型,嘗試複製市場實際狀況,藉此模擬未來時點之公允價值,最後以風險指標評估保險公司之清償能力,得到以下結論:(1)財務槓桿比例愈高時,違約機率及幅度愈高,建議控制在約15倍左右。(2)匯率風險增加時,違約機率及幅度增加,應建立適當避險策略。(3)躉繳型利變型年金在沒有宣告利率保證下,違約風險較傳統型年金低。 參考文獻 張士傑 及 吳倬瑋, 2016, 台灣壽險業投資外幣計價國際債券之風險評估, 保險專刊, 第32卷 第4期, 333-365.Anderson, L., 2008, Simple and efficient simulation of the Heston stochastic volatility model. Journal of Computational Finance 11, 1-42. Cox, J., Ingersoll, J., and Ross, A., 1985, A theory of the term structure of interest rates. Econometrica 53, 385-407.Cox, S.H., Laporte, P.D., Linney, S.R., and Lombardi, L., 1992, Single-premium deferred-annuity persistency study. Transactions of Society of Actuaries 1991-92 Reports.Campbell, J.Y., Medeiros, K.S-de., and Viceira, L.M., 2010, Global currency hedging. Journal of Finance LXV (1), 87-122.Dornbusch, R., 1976, Expectations and exchange rate dynamics. Journal of Political Economy 84, 1161-76.Gerstner, T., Griebel, M., Holtz, M., Goschnick, R., and Haep, M., 2008, Numerical simulation for asset-liability management in life insurance. Insurance: Mathematics and Economics 39(3), 319-341.Hao, J.C., 2011, The pricing for interest sensitive products of life insurance firms. Modern Economy 2, 194-202.Hendricks, D., 1996, Evaluation of value-at-risk models using historical data. Economic Policy Review Federal Reserve Bank of New York 2(1), 39-67.Heston, S., 1993, A closed-form solution for options with stochastic volatility with applications to bond and currency options. Review of Financial Studies 6, 327-343.Kim, C., 2005, Modeling surrender and lapse rates with economic variables. North American Actuarial Journal 9, 56-70.Kolkiewicz, A.W., and Tan, K.S., 2006, Unit-linked life insurance contracts with lapse rates dependent on economic factors. Annals of Actuarial Science 1, 49-78.Kladıvko, K., 2007, Maximum likelihood estimation of the Cox-Ingersoll-Ross process: the Matlab implementation. Technical Computing Prague. Linsmeier, T. J., and Pearson, N. D., 2000, Value at risk. Financial Analysts Journal, 47-67.Markowitz, H. 1952. Portfolio selection. The journal of finance 7(1), 77-91.Moodley, N. 2005. The heston model: A practical approach with matlab code. Technical Computing Prague.Nelder, J.A., and Mead, R., 1965, A simplex method for function minimization. Computer Journal 7, 308–313.Rockafellar, R.T., and Uryasev, S., 2000, Optimization of conditional value-at-risk. Journal of risk 2, 21-42.Uryasev, S., 2000, Conditional value-at-risk: Optimization algorithms and applications. In Computational Intelligence for Financial Engineering, 49-57.Vasicek, O., 1977, An equilibrium characterization of the term structure. Journal of financial economics 5(2), 177-188. 描述 碩士
國立政治大學
風險管理與保險學系
104358013資料來源 http://thesis.lib.nccu.edu.tw/record/#G0104358013 資料類型 thesis dc.contributor.advisor 張士傑 zh_TW dc.contributor.author (Authors) 郭俊良 zh_TW dc.contributor.author (Authors) Kuo, Chun Liang en_US dc.creator (作者) 郭俊良 zh_TW dc.creator (作者) Kuo, Chun Liang en_US dc.date (日期) 2017 en_US dc.date.accessioned 28-Aug-2017 11:28:38 (UTC+8) - dc.date.available 28-Aug-2017 11:28:38 (UTC+8) - dc.date.issued (上傳時間) 28-Aug-2017 11:28:38 (UTC+8) - dc.identifier (Other Identifiers) G0104358013 en_US dc.identifier.uri (URI) http://nccur.lib.nccu.edu.tw/handle/140.119/112163 - dc.description (描述) 碩士 zh_TW dc.description (描述) 國立政治大學 zh_TW dc.description (描述) 風險管理與保險學系 zh_TW dc.description (描述) 104358013 zh_TW dc.description.abstract (摘要) 保險公司之雙率風險發酵,除了高預定利率保單,使得保險公司承擔利率風險,造成保險公司高額的利差損外。自2007年修法,提升保險業國外投資限額不得超過保險業資金45%,當年度國外投資佔31.21%。2014年修改保險法第146條之4,增設「投資於國內市場之外幣計價股權或債券憑證之投資金額可以不計入國外投資限額」之規定,當年度國外投資部位增加至50.27%。至2016年底壽險業國外投資部位已達12.59兆元,占全體壽險業可運用資金62.71%。然而,利差交易能帶來收益的前提是匯市波動必須平穩,因為利差交易得承擔匯率波動風險,如果匯率大幅波動,匯差損失可能侵蝕利差收益。2017年前四個月新台幣驟升約6.8%,影響壽險業淨匯兌損失837億元,外匯準備金水位從441億元降至231億元。匯率的變動使得壽險業面臨極大的匯損壓力,一再地顯示檢視匯率風險的重要性。本研究建構隨機資產負債管理模型,提供公司內部模型之參考。以市場統計資訊及市場保險公司之經驗資料建構模型,嘗試複製市場實際狀況,藉此模擬未來時點之公允價值,最後以風險指標評估保險公司之清償能力,得到以下結論:(1)財務槓桿比例愈高時,違約機率及幅度愈高,建議控制在約15倍左右。(2)匯率風險增加時,違約機率及幅度增加,應建立適當避險策略。(3)躉繳型利變型年金在沒有宣告利率保證下,違約風險較傳統型年金低。 zh_TW dc.description.tableofcontents 第壹章、緒論 1 第一節、研究動機 1 第二節、研究目的 4 第三節、研究架構 6第貳章、文獻回顧 7第參章、模型建立 11 第一節、模型架構 11 第二節、資產模型 12 第三節、投資策略 16 第四節、負債模型 16 第五節、資產負債管理模型 18 第六節、風險衡量 19第肆章、數值分析 20 第一節、模型假設及參數估計 20 第二節、模擬架構 23 第三節、敏感度分析 25 第四節、基礎假設中之違約情境 29 第伍章、結論與建議 31附件一、安定基金對人身保險業動用範圍及限額規定 34附件二、參數對應表 35附件三、資產相關係數表 38附件四、模擬結果 39 zh_TW dc.format.extent 2337978 bytes - dc.format.mimetype application/pdf - dc.source.uri (資料來源) http://thesis.lib.nccu.edu.tw/record/#G0104358013 en_US dc.subject (關鍵詞) 資產負債管理 zh_TW dc.subject (關鍵詞) 利率風險 zh_TW dc.subject (關鍵詞) 匯率風險 zh_TW dc.subject (關鍵詞) 風險衡量指標 zh_TW dc.title (題名) 人壽保險公司之風險及清償能力評估:檢視利率變動型年金 zh_TW dc.title (題名) Risk and Solvency Assessment of the Life Insurer:An Examination of the Interest-Sensitive Annuity Policies en_US dc.type (資料類型) thesis en_US dc.relation.reference (參考文獻) 張士傑 及 吳倬瑋, 2016, 台灣壽險業投資外幣計價國際債券之風險評估, 保險專刊, 第32卷 第4期, 333-365.Anderson, L., 2008, Simple and efficient simulation of the Heston stochastic volatility model. Journal of Computational Finance 11, 1-42. Cox, J., Ingersoll, J., and Ross, A., 1985, A theory of the term structure of interest rates. Econometrica 53, 385-407.Cox, S.H., Laporte, P.D., Linney, S.R., and Lombardi, L., 1992, Single-premium deferred-annuity persistency study. Transactions of Society of Actuaries 1991-92 Reports.Campbell, J.Y., Medeiros, K.S-de., and Viceira, L.M., 2010, Global currency hedging. Journal of Finance LXV (1), 87-122.Dornbusch, R., 1976, Expectations and exchange rate dynamics. Journal of Political Economy 84, 1161-76.Gerstner, T., Griebel, M., Holtz, M., Goschnick, R., and Haep, M., 2008, Numerical simulation for asset-liability management in life insurance. Insurance: Mathematics and Economics 39(3), 319-341.Hao, J.C., 2011, The pricing for interest sensitive products of life insurance firms. Modern Economy 2, 194-202.Hendricks, D., 1996, Evaluation of value-at-risk models using historical data. Economic Policy Review Federal Reserve Bank of New York 2(1), 39-67.Heston, S., 1993, A closed-form solution for options with stochastic volatility with applications to bond and currency options. Review of Financial Studies 6, 327-343.Kim, C., 2005, Modeling surrender and lapse rates with economic variables. North American Actuarial Journal 9, 56-70.Kolkiewicz, A.W., and Tan, K.S., 2006, Unit-linked life insurance contracts with lapse rates dependent on economic factors. Annals of Actuarial Science 1, 49-78.Kladıvko, K., 2007, Maximum likelihood estimation of the Cox-Ingersoll-Ross process: the Matlab implementation. Technical Computing Prague. Linsmeier, T. J., and Pearson, N. D., 2000, Value at risk. Financial Analysts Journal, 47-67.Markowitz, H. 1952. Portfolio selection. The journal of finance 7(1), 77-91.Moodley, N. 2005. The heston model: A practical approach with matlab code. Technical Computing Prague.Nelder, J.A., and Mead, R., 1965, A simplex method for function minimization. Computer Journal 7, 308–313.Rockafellar, R.T., and Uryasev, S., 2000, Optimization of conditional value-at-risk. Journal of risk 2, 21-42.Uryasev, S., 2000, Conditional value-at-risk: Optimization algorithms and applications. In Computational Intelligence for Financial Engineering, 49-57.Vasicek, O., 1977, An equilibrium characterization of the term structure. Journal of financial economics 5(2), 177-188. zh_TW