FRM®知识点:The Mapping Process
文章来源:网络
发布时间:2022-01-26 14:14
阅读:393次

Mapping is the process
by which the current values of
the portfolio positions
are replaced by
exposures on the risk factors.
Why mapping?
The essence of VaR is aggregation at the highest level.This generally involves a very large number of positions.
Including:bonds,stocks,currencies,commodities,and their derivatives.
It would be too complex and time-consuming to model all positions individually as risk factors.
This is unnecessary because many positions are driven by the same set of risk factors and can be aggregated into a small set of exposures without loss of risk information.
Mapping provides a shortcut.Many positions can be simplified to a smaller number of positions on a set of elementary,or primitive,risk factors.
Mapping is also the only solution when the characteristics of the instrument change over time.
Mapping can also provide an effective way to manage risk when there is not sufficient historical data for an investment,such as an IPO.
推荐阅读:【FRM®二级知识点:VaR mapping】
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Gloria

CFA持证人,FRM持证人,精通法语及日语,十年银行工作经验及移民留学服务经验,从事金融证书行业培训4年有余,个性温柔,授课活泼、思路清晰,善于搭建知识框架思维导图,阐述知识要点,结合有关案例,帮助学员理解并掌握重点知识,能从学员的角度出发,进行通俗易懂的讲解,并耐心回答学员问题,同时培养他们思考问题的能力。以成功带出数十位优秀学员。
