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by hypersphere
July 19th, 2006, 4:01 pm
Forum: Technical Forum
Topic: CPPI minimum exposure
Replies: 2
Views: 98803

CPPI minimum exposure

People seem to be more responsive on other "phorums", right?If someone picks it up, chichi and I have discussed it in the 5 last posts of this thread and did not get to a satisfying answer yet.
by hypersphere
June 13th, 2006, 3:22 pm
Forum: General Forum
Topic: Difference CPPI and Option CPPI
Replies: 13
Views: 142570

Difference CPPI and Option CPPI

<t>* Coming back a little to "Options on CPPI". I'd say that some structurer/sales teams label "option on cppi" a CPPI with a min exposure in the risky asset, or a simple call on the CPPI. But a call on a cppi more or less comes back to the same pay off as the CPPI if the underlying trading rules ar...
by hypersphere
April 17th, 2006, 2:49 am
Forum: General Forum
Topic: CPPI and some questions
Replies: 5
Views: 126115

CPPI and some questions

If someone has these, I'd like to have it too. Thanks.yann.renoux@nyu.edu
by hypersphere
April 9th, 2006, 4:54 am
Forum: Careers Forum
Topic: choice between Msc offers
Replies: 20
Views: 122964

choice between Msc offers

sothule -- and did NYU get back to you ?
by hypersphere
April 8th, 2006, 4:57 pm
Forum: Book And Research Paper Forum
Topic: Monte Carlo for the noobs
Replies: 8
Views: 112799

Monte Carlo for the noobs

Indeed, we "taught" a class. talking about newbies...Yann
by hypersphere
April 5th, 2006, 4:48 pm
Forum: Technical Forum
Topic: Portfolio Insurance Strategies: OBPI versus CPPI
Replies: 26
Views: 155089

Portfolio Insurance Strategies: OBPI versus CPPI

<t>Going back to the vega risk, in a way, as the CPPI rebalances when the gap hits releveraging/deleveraging triggers, the vol of the underlying might be a problem.Put it this way, with a multiplier of 5 (usual these days on the street), you get a crash size of 20%, now say you estimate the vol of t...
by hypersphere
April 5th, 2006, 4:39 pm
Forum: General Forum
Topic: CPPI and CPPI Options
Replies: 5
Views: 113717

CPPI and CPPI Options

<t>Let's throw things on one post and then talk about it:* Features: Crash size, guarantee level, initial equity exposure, Relev/Delev-raging triggers, fixed/floating floor, contingent/non-contingent/leverage fees* Risk: crash risk, vol risk in the way that a too volatile underlying will rebalance t...
by hypersphere
March 17th, 2006, 10:59 pm
Forum: Book And Research Paper Forum
Topic: cppi option !!
Replies: 17
Views: 125498

cppi option !!

<t>I guess it depends on the terms and conditions of the products you're trading. If you cannot trade at the NAV but your algo is bound to reflect it, then you take on the transaction costs, but usually your fees reflect them. Indeed for MF/HF, usually the bid/ask spread from NAV is fixed, so I woul...
by hypersphere
March 16th, 2006, 3:19 pm
Forum: Book And Research Paper Forum
Topic: cppi option !!
Replies: 17
Views: 125498

cppi option !!

<t>Well as per the transaction costs, it depends how you run you algorithm, and it depends on legal issues as per the redemption/subscription notice to the fund. Indeed, usually the weights used are t-1, meaning when you notice a change in weights to occur at t, you need the fill of the price to do ...
by hypersphere
March 16th, 2006, 3:08 pm
Forum: Book And Research Paper Forum
Topic: cppi option !!
Replies: 17
Views: 125498

cppi option !!

by hypersphere
March 14th, 2006, 2:26 pm
Forum: Book And Research Paper Forum
Topic: cppi option !!
Replies: 17
Views: 125498

cppi option !!

<t>I know what you want to compute, and maybe I can explain a bit on the "weird" prices.Say your CPPI starts at 100 and guarantees 100 (which is a common feature of the CPPIs out there in the market), and your option is floored at 100 (as per your example). Hence you supposingly cannot have CPPI_T<C...
by hypersphere
March 13th, 2006, 4:37 pm
Forum: Book And Research Paper Forum
Topic: cppi option !!
Replies: 17
Views: 125498

cppi option !!

<t>I've seen several products priced with usual log normal dynamics to model HF returns, and some ended up loosing a lot of money.Just because CPPI is ultra sensitive to down/up jumps whith the dynamic rebalancing component, and completely path dependant, you need to add jumps in your pricing method...
by hypersphere
March 12th, 2006, 6:41 pm
Forum: Book And Research Paper Forum
Topic: cppi option !!
Replies: 17
Views: 125498

cppi option !!

<t>To get the understanding :- Bertand and Prigent, "OBPI vs CPPI"- Boulier and Kanniganti, "Expected performance and risk of various Portfolio insurance strategies".- Merton's paper (mentionned in Boulier)- Brennan and Schwarz's "PRICING OF EQUITY-LINKED LIFE INSURANCE POLICIES WITH AN ASSET VALUE ...
by hypersphere
March 12th, 2006, 4:53 pm
Forum: Book And Research Paper Forum
Topic: cppi option !!
Replies: 17
Views: 125498

cppi option !!

<t>Hi,Dr. Carr is effectively writing something on CPPIs, but not on options on CPPIs. As far I know, he's trying to release Prigent's approach on vol (they had Heston).But let me also point something on MC.If your underlyings are funds (MF or HF) as it is the case in most CPPI's on the market, you'...
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