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by Sofiane
October 26th, 2007, 11:00 am
Forum: General Forum
Topic: Crash Protection: Super-SIV
Replies: 7
Views: 65320

Crash Protection: Super-SIV

Crash protection requires (I think) the use of EVT technics to forecast extreme quantiles !
by Sofiane
October 26th, 2007, 10:59 am
Forum: Programming and Software Forum
Topic: how to model the DCC-MGarch with splus or R?
Replies: 1
Views: 84868

how to model the DCC-MGarch with splus or R?

I'm surprised that so few people are interested in dcc !There is no R/s+ version of DCC unforutnately
by Sofiane
October 26th, 2007, 10:57 am
Forum: Programming and Software Forum
Topic: Kevin Shephard's USCD Multivariate Garch
Replies: 1
Views: 64918

Kevin Shephard's USCD Multivariate Garch

I think there are many bugs only the basic garch seems to work, just run the demo, you'll get a bug within 3s...I'm sure he's work is very good but I don't understant why it doen't work !
by Sofiane
March 31st, 2007, 6:05 pm
Forum: Technical Forum
Topic: Heston + Stochastic Rates
Replies: 12
Views: 89799

Heston + Stochastic Rates

baskhi cao and chen 1997 or bates 96 gave the foundation of the svj which an extension of the heston sv model as every one knows. Duffie Pan and Sigleton is another piece of cake !
by Sofiane
October 10th, 2005, 12:17 pm
Forum: Student Forum
Topic: Hull-White Vol From Blacks Vol?
Replies: 5
Views: 156177

Hull-White Vol From Blacks Vol?

hey all, I 'm reading the post, maybe I'm out, but technically, you use BS not as a model but as a function to infer IV from the HW model, Sofiane.
by Sofiane
October 10th, 2005, 12:17 pm
Forum: Student Forum
Topic: Hull-White Vol From Blacks Vol?
Replies: 5
Views: 156177

Hull-White Vol From Blacks Vol?

hey all, I 'm reading the post, maybe I'm out, but technically, you use BS not as a model but as a function to infer IV from the HW model, Sofiane.
by Sofiane
September 26th, 2005, 2:33 pm
Forum: Student Forum
Topic: jump-diffusion and trinomial tree
Replies: 1
Views: 134980

jump-diffusion and trinomial tree

As far as I rememeber you can see the paper of ritchken and tervor 1999, Jo Finance, there are some anwers.
by Sofiane
September 26th, 2005, 2:31 pm
Forum: Careers Forum
Topic: Value of a Ph.D.
Replies: 11
Views: 137859

Value of a Ph.D.

<t>I think the US phd is more profitable since usually student who get their phd from good universities is us have better publications while in other countries (ex. france) it take them more time to access top reviews. Also in Us doctoral program, there is 2years studies + 2 years for the dissertati...
by Sofiane
July 23rd, 2005, 7:11 pm
Forum: Programming and Software Forum
Topic: Please help : gauss & eviews + win xp
Replies: 0
Views: 141195

Please help : gauss & eviews + win xp

<t>Dear all,I'm to holidays very far and 4 days before the d-day I have a pb :Eviews 3.1 and Gauss Version 3.2.38 are not compatible with my Windows XP version=> it means no new paper for this summer => no new conference next year etc..I need help ! I think I must add some files downloadable to wind...
by Sofiane
June 6th, 2005, 4:59 pm
Forum: Careers Forum
Topic: Question about job choice in Paris
Replies: 21
Views: 151120

Question about job choice in Paris

<t>Well I did a phd but forgot to marry and buy a sport car Amercian usually say : you earn money in the US and come spend it in Paris, note that the reverse is more complicated BUT if you like writing a paper in august for meeting the deadline of a call for paper instead of being in a sunny country...
by Sofiane
June 6th, 2005, 12:25 pm
Forum: Careers Forum
Topic: The comparsion between a life of a quant and a life of a quantitative finance tenure-track professor
Replies: 9
Views: 147821

The comparsion between a life of a quant and a life of a quantitative finance tenure-track professor

Just find the job that maximize your utility, this is the only rational decision you can take !
by Sofiane
June 6th, 2005, 12:23 pm
Forum: Careers Forum
Topic: Question about job choice in Paris
Replies: 21
Views: 151120

Question about job choice in Paris

<t>Hey Aytek, here people think that a real quant (in terms of virility) should not waste its time doing a phd. Doctoral studies have no value for banks, the optimal degree is the master, each additional year of study is a negative return, all the more if you have some publications ! I hope i'm not ...
by Sofiane
June 6th, 2005, 9:46 am
Forum: Careers Forum
Topic: Question about job choice in Paris
Replies: 21
Views: 151120

Question about job choice in Paris

I think that a phd open doors elsewhere than in france where it closes the doors twice even with publications.
by Sofiane
June 6th, 2005, 8:49 am
Forum: Careers Forum
Topic: How to write a good PhD thesis with little support from your supervisor?
Replies: 22
Views: 149755

How to write a good PhD thesis with little support from your supervisor?

I think you can carry out a good thesis even without the support of your supervisor but unfortunately, it will be more difficult for the first year of your carrer to find a suitable position. I know what i'm talking about
by Sofiane
June 6th, 2005, 6:57 am
Forum: Student Forum
Topic: exotic options category
Replies: 0
Views: 146348

exotic options category

Dear all, very naive question, who did the last ranking (by category) of exotic options, I know that Rubinstein did one in 1990. Thanks a lot.
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