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題名 Surplus Management under a Stochastic Process
作者 王儷玲
日期 2000-09
上傳時間 23-May-2009 02:07:22 (UTC+8)
摘要 To immunize an insurance company`s surplus against interest-rate fluctuations, asset-liability managers commonly adopt the so-called classical immunization strategy to set the duration of the surplus equal to zero. Unfortunately, this strategy is derived on the basis of the flat-term structure. This article examines the immunization strategy with a stochastic process, which can generate a mean-reverting term structure. By means of the stochastic process, the authors provide a measurement for evaluating the assets and liabilities of the insurance company. The authors also show that the immunization strategy suggested in the article is a general model and includes the classical immunization strategy as a special case. Furthermore, if a firm`s objective is to maximize its convexity of the surplus subject to zero surplus duration and its budget constraint, the authors demonstrate that linear programming can implement the optimal immunization strategy in this case. Moreover, the results of this simulation show that the cost of failing to recognize stochastic interest-rate changes can be extremely high.
關聯 Journal of Risk and Insurance,67(3),451-462
資料類型 article
DOI http://dx.doi.org/10.2307/253838
dc.creator (作者) 王儷玲zh_TW
dc.date (日期) 2000-09-
dc.date.accessioned 23-May-2009 02:07:22 (UTC+8)-
dc.date.available 23-May-2009 02:07:22 (UTC+8)-
dc.date.issued (上傳時間) 23-May-2009 02:07:22 (UTC+8)-
dc.identifier.uri (URI) https://nccur.lib.nccu.edu.tw/handle/140.119/29031-
dc.description.abstract (摘要) To immunize an insurance company`s surplus against interest-rate fluctuations, asset-liability managers commonly adopt the so-called classical immunization strategy to set the duration of the surplus equal to zero. Unfortunately, this strategy is derived on the basis of the flat-term structure. This article examines the immunization strategy with a stochastic process, which can generate a mean-reverting term structure. By means of the stochastic process, the authors provide a measurement for evaluating the assets and liabilities of the insurance company. The authors also show that the immunization strategy suggested in the article is a general model and includes the classical immunization strategy as a special case. Furthermore, if a firm`s objective is to maximize its convexity of the surplus subject to zero surplus duration and its budget constraint, the authors demonstrate that linear programming can implement the optimal immunization strategy in this case. Moreover, the results of this simulation show that the cost of failing to recognize stochastic interest-rate changes can be extremely high.-
dc.format.extent 705204 bytes-
dc.format.mimetype application/pdf-
dc.language zh_TWen
dc.language.iso en_US-
dc.relation (關聯) Journal of Risk and Insurance,67(3),451-462en
dc.title (題名) Surplus Management under a Stochastic Processen
dc.type (資料類型) articleen
dc.identifier.doi (DOI) 10.2307/253838-
dc.doi.uri (DOI) http://dx.doi.org/10.2307/253838-