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by esamsirachid
September 5th, 2007, 1:56 pm
Forum: The Quantitative Finance FAQs Project
Topic: What is convexity?
Replies: 34
Views: 308210

What is convexity?

Hi,I whant to stripping yield curve using Future on Euribor3M do you know any methodology to extraction convexity -adjustment from those price using Market model Thanks
by esamsirachid
September 5th, 2007, 1:49 pm
Forum: The Quantitative Finance FAQs Project
Topic: What is convexity?
Replies: 34
Views: 308210

What is convexity?

<t>Hi,il whant to use future on Euribor3M in stripping yield curve but i finded that i need to pricing Future contract using interest rate model (short) if you use Bloomberg you can see by making Eus <GO> that the model used is HWdo you know any method to find convexity_adjustment used to pricing Fu...
by esamsirachid
May 31st, 2007, 6:25 am
Forum: Student Forum
Topic: beta parameter in sabr model
Replies: 7
Views: 79151

beta parameter in sabr model

alpha=sigmaATM*forward^(1-beta) is just the approximation of SigmaATM when time to expiry is near to zero (for this to estimate this parameter i used swaption with short maturity)Thanks in advance
by esamsirachid
May 30th, 2007, 9:20 am
Forum: Student Forum
Topic: beta parameter in sabr model
Replies: 7
Views: 79151

beta parameter in sabr model

HiTo estimate beta parameter i used least square method for the equation log(sigmaATM)=log(alpha)-(1-beta)*log(Forward rate ) for swaption but i find somme values <0 and >1can you give me other method to estimate this parameter thanks in advance
by esamsirachid
May 25th, 2007, 9:48 am
Forum: General Forum
Topic: basis point volatility for swaptions
Replies: 3
Views: 197377

basis point volatility for swaptions

Hisomme Banks calculate Bpvol=volyield*ATMstrike other Bpvol=volyield*sqr(strike*ATMstrike) and Bpvol=volyield*sqr(strike*ATMstrike) i can't find justifications for the seconde and the third methods
by esamsirachid
May 21st, 2007, 3:19 pm
Forum: Numerical Methods Forum
Topic: NELDER MEAD with constraints
Replies: 2
Views: 74452

NELDER MEAD with constraints

I used Marquart algorith to optimize in volofvol , correlation and alpha.but I can't estimate beta from sigmaATM and forward for swaption .i uesd for thise leaste square methodthanks in advance
by esamsirachid
May 9th, 2007, 9:22 am
Forum: Numerical Methods Forum
Topic: NELDER MEAD with constraints
Replies: 2
Views: 74452

NELDER MEAD with constraints

Hi friends,I calibrated SABR model using options on future such as BOBL by using Nelder MEAD algorithm I find some problems : negative value of vol of vol more effect of Beta on correlation and vol of vol can someone give me the bounds of beta , volof vol thanks in advance
by esamsirachid
December 21st, 2005, 3:20 pm
Forum: Careers Forum
Topic: search the first job in Quantitative finance
Replies: 5
Views: 127631

search the first job in Quantitative finance

my first language is french!!!!Whay
by esamsirachid
December 20th, 2005, 3:27 pm
Forum: Careers Forum
Topic: search the first job in Quantitative finance
Replies: 5
Views: 127631

search the first job in Quantitative finance

I need to working and living in canada , someone have some informations about how to find a work or training work in Quantitative finance.
by esamsirachid
December 19th, 2005, 5:17 pm
Forum: Careers Forum
Topic: search the first job in Quantitative finance
Replies: 5
Views: 127631

search the first job in Quantitative finance

I'm a student in mathematics and finance program ,I have a 6 months of experiance in pricing and modeling interest rate swap and exotics options I want to work in quantitative finace
by esamsirachid
December 19th, 2005, 5:08 pm
Forum: Careers Forum
Topic: search the first job in Quantitative finance
Replies: 0
Views: 126269

search the first job in Quantitative finance

I'm a student in mathematics and finance program ,I have a 6 months of experiance in pricing and modeling interest rate swap and exotics options I want to work in quantitative finace