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  1. A question about non-typical Black-Scholes equation

    Many thanks Daniel, Very interesting results, and great food for thought! Best Regards Timmi
  2. A question about non-typical Black-Scholes equation

    Hi Daniel, If we express the PDE as Vt = LV(t, S) with L denoting the operator, take the forward difference approximation of Vt between time levels n and n + 1, and discretise LV(t, S) at time level n, with the time step sufficiently small, I believe one should be able to march the solution...
  3. A question about non-typical Black-Scholes equation

    I think if the time-step size is chosen carefully, a simple explicit finite difference scheme will suffice - or you could go for a Crank-Nicolson finite scheme with a PSOR solver.
  4. A question about non-typical Black-Scholes equation

    Sorry the symbols look awful
  5. A question about non-typical Black-Scholes equation

    Hi kernel, I can tell you that the problem is not ill-posed and it is exactly the same as the free boundary problem to be solved for the arbitrage-free price of an American Put Option. In financial literature, the free boundary problem to be solved for the arbitrage-free price of an American Put...
  6. UBS quant interview question

    I guess I'm a year too late, but as part of my interview preparation process I've been searching for difficult quant questions and brainteasers to attempt. So I'll have a 'go' at this question: Let the number in question be N = 1000w + 100x + 10y + z, where, w, x, y and z are single digit...
  7. Difference between Heston model and "Schöbel & Zhu" stochastic volatility model

    There are key differences. From the first equation you have provided for x(t) = ln(s(t)), I can deduce from Ito's Lemma that your model can be expressed as ds(t) = r*s(t)dt + v(t)*s(t)*dws(t) dv(t) = k(o-v(t)) dt + sig*dwv(t) I express it in this format so I can compare with the Heston...
  8. What should I do (USC Mathematical Finance)

    @Ying Zhao, whats the duration of the program? and have you completed a semester? What is their policy on partial fee refunds? If you've got less than a year to completion, and can't get a refund, I would complete the course, and apply for jobs after. And if that does not yield fruit, then...
  9. Got admitted by LSE MSc Financial Mathematics, any advice??

    Congrats, @wuzhemin The interview will be very technical! but they usually give you some topics to revise for the interview. There are a set of questions to be solved as part of the application, so that would probably give you an idea of what questions will be asked during the interview. All the...
  10. Is the City closed for non-EU entry-level quants starting April 2011? - career advice

    @Novak, I would have thought Paris should be a good start. I may also be wrong here, but Tokyo seems to be a popular destination amongst PhD quants from France, and Singapore also seems to have an open door policy for the young (under 30, not sure though) and talented, when times are good.
  11. Got admitted by LSE MSc Financial Mathematics, any advice??

    @ekta and wuzhemin I'm aiming to submit my Oxford application by the end of this week, and the Imperial application by the end of next week. I think Oxford's MSc MCF program will be as mathematically rigorous as Imperial's MSc M&F. You should compare and contrast their course contents. Also...
  12. Is the City closed for non-EU entry-level quants starting April 2011? - career advice

    @Novak, I agree with Dominic here. It will be better to secure a quant role outside the UK, but with a firm that has an established presence within the UK, and then seek to move to the City via an internal transfer after a year or so. Despite the immigration rules, there will always be a high...
  13. Got admitted by LSE MSc Financial Mathematics, any advice??

    @ekta, I'm applying to Imperial's MSc in Mathematics & Finance and Oxford's MSc in Mathematical & Computational Finance. Is there any reason why you prefer Imperial's MSc in Mathematics & Finance to their MSc in Risk Management & Financial Engineering?
  14. Got admitted by LSE MSc Financial Mathematics, any advice??

    @Lovjit, I'm guessing you're at Imperial College. Which program are you on, the MSc Mathematics and Finance or MSc Risk Management and Financial Engineering?
  15. Got admitted by LSE MSc Financial Mathematics, any advice??

    @Lovjit, You may well be right. But, looking at LSE's rival courses - Imperial's MSc in Risk Management/Financial Engineering - Imperial's MSc in Mathematics/Finance - Oxford's MSc in Mathematical & Computational Finance - Warwick's MSc in Financial Mathematics In terms of prestige, these...
  16. Got admitted by LSE MSc Financial Mathematics, any advice??

    Hi Wuzhemin, I have a similar background to yours and I've been looking for the right UK University to pursue an MSc degree in Financial Mathematics/Engineering. It seems most people make this choice based on a number of factors which include the cost, the prestige of the university, the...
  17. When is it too late to start a quant career?

    @Ken Abbott, thanks for the advice. My observation is that a lot of job specifications for quant roles ask for PhD's in quantitative fields, typically engineering, mathematics (including statistics) and physics. Upon graduation, the typical UK/EU PhD in one of such fields will be aged 27, and...
  18. When is it too late to start a quant career?

    Hello All, I'm also in a very similar situation to RedPanda, and was hoping I could get some precious advice on this forum. Profile - first class MEng + PhD in Aerospace Engineering from a UK redbrick university - 3+ yrs of Work Experience in Engineering - 31 yrs old - strong math...
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