本研究以風險管理觀點，由風險自留與再保險層面切入，探討核保風險之風險管理規劃理論與實務全貌。 經由了解風險自留與再保險之理論與應用，風險量化資料準備之前置作業實務以及如何解讀風險量化之數據，綜合提供風險自留與再保險之規劃流程全貌，以利管理者之決策參考。 本研究首先以剖析保險公司營運一般性風險與核心風險，針對核保風險之自留或轉嫁的風險控管方式。 以股東、核保經理人以及財務管理人不同觀點看待風險自留之差異性，以及不同再保方式對穩定經營績效之效益。 呈現實務作業流程，尋求理論與實務之相輔相成。 引用虛擬個案產險公司之風險量化數據，學習如何解讀分析資料，從中了解風險自留與再保險之利弊與效益。 關鍵詞：核保風險、風險管理、風險量化、核保經理人、財務經理人 / This study based on risk management viewpoint, tries to evaluate from the two directions of risk retention and reinsurance, to assess the theory and practices of underwriting risks management planning. Through the understanding of the theories and applications of risk retention and reinsurance, the preparation work of quantitative data of risks and analyze of quantitative risk data, summarize and provide a whole picture of risk retention and reinsurance planning workflow, to provide management people information of making decisions. This study begins with analysis of the general business risks and core business risks of an insurer, targeting at the two risk control vehicles which are the risk retention or the transfer of underwriting risks. From the viewpoints of shareholders, underwriting manager and finance manager to look at the difference of risk retention, and the stabilizing effects of various reinsurance that could create for the business performance. Both to present practical operation workflow, and to seek the integration of theory and real practice in daily business. This article also introduces the quantitative risk data of a simulation case of an example non-life insurance company, to explain how to interpret and analyze data, and to understand the benefits or shortages of using risk retention and reinsurance. Key words: Underwriting Risks, Risk Management, Risk Quantitative, Underwriting Manager, Finance Manager