为什么POT有扎堆的现象不好呀?会有什么影响吗?
Market Risk Measurement and Management
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这个例题里面portfolio的V是2 1=3吗?这是两个不同的币种,能直接相加吗?
Risk Management and Investment Management > Portfolio Risk: Analytical Methods > Portfolio Risk: Analytical Methods
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投资组合中,B资产的marginal var高于a资产;卖出b资产买入
a资产的过程中,b资产的marginal var减少,a资产的marginal var增加,这是为什么
Risk Management and Investment Management
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这个每年的违约数是四舍五入吗
Credit Risk Measurement and Management
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请问讲义76页,CVARA/VARP=WA*BETA(A,P) 怎么推导出来的?
Risk Management and Investment Management
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最近的波动率高,历史的受益和波动率不变的情况下,不应该是现在预测的收益率上升么?为什么最近的波动率高说明了历史的收益增高?In recent periods of high volatility, historical returns are scaled upwards.如何理解这句话呢?求过程,谢谢。
Market Risk Measurement and Management > VaR and other Risk Measures > Non-parametric Approaches
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为什么Window取样期波动小VaR被低估呀?Window取样期波动小是什么情况呢?
Market Risk Measurement and Management > VaR and other Risk Measures > Non-parametric Approaches
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correlation 为什么不影响EL呢?
Credit Risk Measurement and Management > Key Credit Risk Indicators > Key Credit Risk Indicators
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请问中文教材中名师解惑这个框里面内容是不是写反了,不应该是 考虑了资产收益率,平衡状态才是夏普比率相等嘛。
Risk Management and Investment Management > Portfolio Risk: Analytical Methods > Portfolio Risk: Analytical Methods
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