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1. ### FAQ Before Exam BT Forum Enhancement Suggestions

Hi @David Harper CFA FRM @Nicole Seaman I've been thinking about BT forum enhancement suggestions, and wanted to list some which I think technology might help rather than requiring tons of manual work (hoping they're technically feasible). Edit: Sorry this has turned into an essay, but...
2. ### FAQ Before Exam Best use of BT Mock Exams for 2018 FRM Part 2

Hi @David Harper CFA FRM @Nicole Seaman Given we're just over a week away, I'm trying to decide how to spend the little time remaining to get the best bang for my buck to try and pass the part II exam. So I'm facing a tradeoff between quantity and quality where my impression is that your more...
3. ### De Laurentis implies Correlation = Beta in marginal contribution to portfolio unexpected loss?

Hi @David Harper CFA FRM I remember you mentioned the De Laurentis text was weak, but I wanted to confirm my understanding of his marginal contribution to portfolio unexpected loss formulae which seem to imply Correlation = Beta. R42.P2.T6 Giacomo Study Note page 9: Screenshot: If we...
4. ### R40-P2-T5 Hull Problem 20.3 Volatility smile & Jumps in asset price

Hi @David Harper CFA FRM In R40-P2-T5 Hull - Problem 20.3 on volatility smile & Jumps in asset price I'm confused since when I read the part about Jumps in the asset price, it made me think of the learning objective below and a volatility frown. However the answer to the problem is a normal...
5. ### R39-P2-T5 Tuckman Ch9 Model 1 - Simulation: Why always scale dw by SQRT(1/12) every month?

Hi @David Harper CFA FRM In R39-P2-T5 Tuckman Ch9 Model 1 - Simulation: Why do we always scale the random value by SQRT(1/12) for every month when calculating dw? Current calculation in P2.T5.Tuckman_Ch9.xlsx for the 3 month rate: Whereas intuitively I thought we should be scaling by...
6. ### Fixed income mapping (Jorion)

Hi @David Harper CFA FRM Apologies for the basic question, but what's the intuition behind the Modified Duration calculation in cell D30 of: https://www.bionicturtle.com/FRM/2017/LearningSpreadsheets/R36-P2-T5-Jorion-mapping-backtest-v3.xlsx Using the definition below for Macaulay Duration I...
7. ### P2.T5.R36 If model underestimates risk why would too little capital be allocated?

Hi @David Harper CFA FRM Regarding P2.T5.R36 on page 3 of the Jorion Chapter 6 Study Notes about Backtesting & Exceptions I'm a bit confused by: "When too many exceptions are observed, the model is “bad” and underestimates risk. This is a major problem because too little capital may be...
8. ### FAQ Before Exam How to undo "Mark as Complete" in Study Planner

Hi @Nicole Seaman I've mistakenly marked one of the items in the Study Planner as complete, whereas I haven't actually completed it and would like to set it back to incomplete. It's this one: https://www.bionicturtle.com/topic/question-set-dowd-chapter-3/ I've had a look through the forum and...