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by newbee
July 26th, 2010, 12:29 pm
Forum: Programming and Software Forum
Topic: VBA Code for downloading data from a website
Replies: 13
Views: 30590

VBA Code for downloading data from a website

Depending on the page, you can just record the macro, and then edit the code.Yes, this opens up the page, so it's not the best way, but if it's something simple it does the job.
by newbee
June 28th, 2010, 12:14 pm
Forum: Trading Forum
Topic: Vol for High strike Options
Replies: 7
Views: 29000

Vol for High strike Options

I'll try SABR, my HW model calibration is a bit tricky as it needs first the cap Black Vol at that strike...Thanks for your suggestions
by newbee
June 28th, 2010, 11:30 am
Forum: Trading Forum
Topic: Vol for High strike Options
Replies: 7
Views: 29000

Vol for High strike Options

Thanks all for your answers, after a bit more thought, rates are different than equity for instance,as rates are mean reverting. So I'll try pricing with a better model and forgetting about Black vol,as you have suggested.
by newbee
June 25th, 2010, 8:21 pm
Forum: Trading Forum
Topic: Vol for High strike Options
Replies: 7
Views: 29000

Vol for High strike Options

<t>Hi, I am looking for some guidance on how to mark options where the strike is well above the ATM level i.e. I don't see the strikes quoted in BBG, Tullet etc,and a dealer would charge more for the hassle of writing the option.Other people must have this problem as well, so I am looking for some g...
by newbee
February 28th, 2007, 1:39 pm
Forum: Technical Forum
Topic: LMM/BGM with trees
Replies: 16
Views: 81232

LMM/BGM with trees

Sorry you took my comment in the wrong way. I didn't know you were the sameperson. What was funny is that you username and the company name was the same,that's it.Your profile is hidden, so there was no way to know who you were, sorry.Juan
by newbee
February 27th, 2007, 4:20 pm
Forum: Technical Forum
Topic: LMM/BGM with trees
Replies: 16
Views: 81232

LMM/BGM with trees

Funny that savvysoft asks about this, as Savvysoft, the company, had a press release at the endof January where they talk about a tree-based LMM model implementation. Multidimensional.
by newbee
December 12th, 2006, 4:15 pm
Forum: Technical Forum
Topic: approximate price of variance swap from implied vols
Replies: 13
Views: 95582

approximate price of variance swap from implied vols

patzoul, I came across a JPM paper on Variance swaps, everything was explained very well, and it had "quick" calculations as well. Sorry, I don't have it, but you should ask some friends at JPM.Juan
by newbee
October 26th, 2006, 8:27 pm
Forum: Technical Forum
Topic: Greeks on Convert bonds
Replies: 0
Views: 89647

Greeks on Convert bonds

<t>Hi, I'm pretty new to Convertible bonds, and I need to find out aboutconverts and their greeks. My system is showing theta, gamma and vega as positive while delta neutral, any thoughts of what can be wrong, if anything?What can be a good starting point to look at the greeks of Convers?I think som...
by newbee
May 26th, 2006, 7:50 pm
Forum: Technical Forum
Topic: NonLinear contraint fmincon matlab
Replies: 6
Views: 115650

NonLinear contraint fmincon matlab

Hi, maybe there is something I don't see, but you can change variables by taking log. Tell us if it works.
by newbee
February 2nd, 2005, 2:57 pm
Forum: General Forum
Topic: CDO Pricing
Replies: 1
Views: 161501

CDO Pricing

Actually, and also quickly, Schonbucher's book, chapter 10 is a well-written piece. It is missing the very important issue of base correlation,for that check the base correlation thread in the tech forum.Juan
by newbee
January 28th, 2005, 5:53 pm
Forum: Technical Forum
Topic: delta and gamma for CDO
Replies: 2
Views: 162537

delta and gamma for CDO

This topic is very interesting; one can consider sensitivities toseveral different input parameters. I would also like to hear opinionsof people already involved in this type of work; I would like to knowhow they consider sensitivities to different defaults, correlation curvesetc.
by newbee
January 25th, 2005, 3:40 pm
Forum: Technical Forum
Topic: Opinions on COAS
Replies: 0
Views: 162002

Opinions on COAS

Anyone has any thoughts on COAS model from BOA?Is this a good tool?, is is used?, anyone can compare itwith JPM's?Just getting started in this and I'd like some experienced intuition, opinions, or trouble with it. Thanks for any response,Juan
by newbee
December 17th, 2004, 6:33 pm
Forum: General Forum
Topic: CMU Ph.D program
Replies: 4
Views: 167088

CMU Ph.D program

<t>smf,the math faculty involved in the program are Steve Shreve, David Heath and Dmitry Kramkov primarly. Other professors interested and working in related problems are Reha Tutuncu, Kuvita Ramanan, Roi Nicolaides and Shlomo Tassan. Shlomo is more involved in numerics, but he is advising a dissert...
by newbee
December 10th, 2004, 1:55 pm
Forum: Technical Forum
Topic: Merrill Lynch approach to CDO pricing/hedging
Replies: 6
Views: 168615

Merrill Lynch approach to CDO pricing/hedging

Thanks erstwhile!, looks interesting,Juan