风险管理与保险原理.pptVIP

Principles of Risk Management and Insurance 風險管理與保險 Major Reference GEORGE E. REJDA Ninth Edition (2005) 高應大金融系 謝坤民 編著 PART ONEBasic Concepts in Risk Management and Insurance Chapter 1 Risk in Our Society Chapter 2 Insurance and Risk Chapter 3 Introduction to risk Management Chapter 4 Advanced Topics in Risk Management Chapter 1 Risk in Our Society我們社會之風險-- What Is Risk? There is no single definition of risk. A. Uncertainty Concept 1.Risk traditionally has been defined as uncertainty. 2.Risk and probability-if the probability of an event occurring is either zero or one, there is no risk since there is no uncertainty. Chapter 1 Risk in Our Society我們社會之風險--Objective Risk(Degree of Risk) 1.Defined as the relative variation of actual loss from expected loss 2.Declines as the number of exposure units increases ＊Law of large numbers states that as the number of exposure units increases, the more closely the actual loss experience will approach the excepted loss experience. 3.Is measurable by using the standard deviation or coefficient of variation Chapter 1 Risk in Our Society我們社會之風險-- Subjective Risk  1.Defined as uncertainty based on ones mental condition or state of mind 2.Difficult to measure 3.Two persons in the same situation can have a different perception of risk, and their behavior may be altered accordingly. 4.High subjective risk often results in conservation and prudent behavior, while low subjective risk may result in less conservation behavior. Chapter 1 Risk in Our Society我們社會之風險-- 補充◎Risk之意義  uncertainty concerning the occurrence of a loss損失發生之不確定性。 其中損失(Loss)是指人或財產經濟價值之非故意(Unintentional)減少或滅失。而不確定性則指下列三種情形之一。 (1)事故發生與否(Whether)。 (2)事故發生何時(When)。 (3)事故發生原因及結果(what cause result)。 不確定性之存在是造成焦慮不安之重要因素。 Chapter 1 Risk in Our Society我們社會之風險-- Chance of Loss  Chance of loss is defined as the probability that an event