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  1. J

    GARP 2011 exam

    Does anyone see the similarities between the 2 sample exams? They seem to be 80% similar to each other to me. Also, does anyone know the difficulty of sample exams and their relevance to actual frm exams?
  2. J

    NEED FOR RISK MANAGMENT

    Hi David, You are doing a great job, replying to each and everyone of us and you should get some appreciation, not only in terms of money. I totally agree with what you said about the illegal copies. It is a problem that is very difficult to cope with. It all comes down to personal ethos...
  3. J

    2011 FRM Level 1 (1 of 2) Live Webinar Review: Saturday, February 12th

    Dear David, Do you mind elaborating a bit on the CTD Treasury Bonds? I am a student and I am studying FRM with only your materials and I haven't got the industry experience to visualize some of the products and i hope you could help me see them clearer. I do not understand the rationale...
  4. J

    2011 FRM Level 1 (1 of 2) Live Webinar Review: Saturday, February 12th

    Silver is in backwardation as supply becomes tight. http://www.youtube.com/watch?v=fJPbwnW1z6Y
  5. J

    N(d1) & delta

    Hi, Can anyone help me connect the idea that N(d1) is also delta? Thanks a bunch! jk
  6. J

    Geometric Brownian Motion and Black Scholes Formulas

    Technically yes, per AIMs: Hull Chapter 13 "• Explain the lognormal property of stock prices, the distribution of rates of return, and the calculation of expected return. • Compute the realized return and historical volatility of a stock. • List and describe the assumptions underlying...
  7. J

    Stock Random Walk becoming negative

    I'm not the expert but maybe i thought i'd just point out that the equation you have should have read S[i+1] = S * (μ*t + σ*φ*t^1/2) without the 1 in the Drift portion.. Not sure if i'm right but u could try it out..
  8. J

    How to choose the best portfolio

    I'm guessing its portfolio 3. Its just my instinctive answer and my understanding of the portfolio strategy is similar to what a protective put would be..
  9. J

    FRM exam level1

    Hi Quest4FRM, I'm from Singapore as well. How was the turnout like here? What's your background I'm curious to know.. =)
  10. J

    Absolute vs Relative VaR

    Hi David, Thanks for your explanation once again. fyi, I have not registered with GARP yet as I'm planning to sit for next May's exams. I'm really looking forward to next yr's materials and also, learning more from you through the forums. jk
  11. J

    Absolute vs Relative VaR

    Hi David, I have a few quick questions on VaR. I referred to the notes: Type: Ex ante Ease of calculation: No Ease of explanation: Yes Aggregation: Yes My question is what is meant by aggregation in this context and why is it 'yes'. Also, what is the reason for 'difficult to...
  12. J

    Fat Tails vs Skinny Tails vs Everything in b/w

    david, thanks for that very clear explaination. really solved my doubts. just a minor thing i'd thought i'd say regarding the quant notes 2010 pg125. the graphical stegosaurus is a normal distribution but has been characterized "skinny tails". (which partly fueled my confusion earlier)...
  13. J

    Variance and Covariance

    Hi eva, yes i guess they were trying to test you on portfolio variance, and yes i did my cov = corr (x, y) * sigma x * sigma y.
  14. J

    Fat Tails vs Skinny Tails vs Everything in b/w

    Hi guys, I have some burning questions about the subject mentioned above. Firstly, is a normal distribution with kurtosis of 3 considered a skinny or normal tailed distribution? How can i also visualize leptokurtosis as being fat tailed? As df increases or decreases beyond the normal...
  15. J

    Variance and Covariance

    Hi eva, I cheated by looking at the answer first =p Weight(X) = 4, Var(X) = Solve for Weight(Y) = 3, Var(Y) = 100 rho = 0.5 So that 4^2 * var(X) + 3^2 * 100 + 2 * 4 * -3 * 0.5 * 10 * sigma(X) = 2700 Then 16sigma(x)^2 + 900 - 120sigma(x) - 1800 = 0 Then went online to solve quadratic...
  16. J

    question from 2010 exam

    gosh. this qn is a headache..
  17. J

    Probability Question

    Hi Ritesh, I would like to have a take at the question as well. I'm still young in the FRM syllabus and I could need a lot of practice. Anyway, my thought process as I see this question is as follows. The question looks awfully like a binomial distribution to me. It has 10 trials...
  18. J

    Bond Duration Questions

    David, Thanks for your prompt reply. Anyway I posted the question in retrospect of attempting Qn 4.22b in John Hull's text, where it asked "what is the bond's duration?" My calculations: PV of Bond @ 11% - 86.80 @12% - 85.58 @10% - 92.41 Modified Duration =...
  19. J

    Bond Duration Questions

    Hi guys, I've noticed Valuation Notes under page 70/146. DV01 = Mac Duration * Price / 10000. Should this read as DV01 = Mac Duration * Price / 10000 (1+y/k) as per the article: http://www.bionicturtle.com/how-to/article/dv01-market/ Another doubt i have would be when asked to...
  20. J

    Absolute vs Relative VaR

    Hi guys, I wanna ask a simple question regarding VaR. Relative VaR$ = Portfolio value * (volatility * normal deviate) Absolute VaR$ = Portfolio value * (-E(R) + volatility * normal deviate) From what i think i understood, the relative VaR is loss expected to final wealth. Does this imply...
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