Hi @David Harper CFA FRM ,
One formula I am struggling to understand is the adjustment to the z-score to account for the costs involved with the type I and type II errors ( => opportunity cost vs. LGD) in De Laurentis - Ch3 (Ratings Assignment Methodologies) pp 59 and 60.
ln(q(solvent) *...
Me too, I was puzzled as all the proposed answers were below 70 or so, which is around what I got for one of the two loans. Since the given correlation is positive, there is no way the answer could be bellow this level. I think it's a typo on GARP's side and the correl should've been negative...
Couldn't agree more with your point! After reading some question you see how to solve it but have to skip it because it'd take too long to do the calculations. The American put valuation with 2 steps binomial tree for example, but I also remember questions about the unexpected loss of a...
Hello @David Harper CFA FRM ,
Could you provide some clarification on this topic: difference between KR01 vs. partial PV01.
What I understood is that the KR01 is obtained by shifting par yields rather than "market" rates (e.g. 5y swap rate in the market, that can be above or bellow par).
- Am...
In Hull - Risk Management and Financial Institutions, it is stated, in page 222 (10.10 using GARCH(1,1) to forecase future volatility), that: "the expected value of u(n+t−1)^2 is σ(n+t−1)^2".
Is this something obvious? Can anybody explain why this should be the case?
Thanks!
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