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by hjjin
May 17th, 2010, 1:19 pm
Forum: Student Forum
Topic: Probability of stock price movement
Replies: 10
Views: 29175

Probability of stock price movement

<t>Well... normal distribution would not really help here because such drop is clearly not consistent with normal distribution or standard black-scholes. I guess I can try with it, and will probably get 0 (I at least tried on Excel, and it does not even leave any non-zero digit; it just returned 0 w...
by hjjin
May 17th, 2010, 12:23 pm
Forum: Student Forum
Topic: Probability of stock price movement
Replies: 10
Views: 29175

Probability of stock price movement

Could you elaborate a little more?
by hjjin
May 17th, 2010, 11:52 am
Forum: Student Forum
Topic: Probability of stock price movement
Replies: 10
Views: 29175

Probability of stock price movement

<r>The stock price for Boston Beer (Ticker: NYSE:SAM) went down to $0.01 from ~$60 (at one point although it bounced back soon after) on Thursday, May 6, 2010. The question is, given market data up to May 5, 2010 (and closing price on May 6), what is the probability that the stock price (of Boston B...
by hjjin
February 19th, 2010, 2:16 am
Forum: Brainteaser Forum
Topic: Delta
Replies: 4
Views: 36477

Delta

<t>QuoteOriginally posted by: brotherbear1220No one is going to do your homework for you.It was not my homework, far from it. I know the given payoff is merely in the form of that of a call option with K = 0.95*S0, and it is BS, so it becomes trivial. I saw this somewhere and it made me think for a ...
by hjjin
February 14th, 2010, 10:21 pm
Forum: Brainteaser Forum
Topic: Delta
Replies: 4
Views: 36477

Delta

If the payoff of the contract is given by in a Black-Scholes market (i.e. the underlying asset follows BS), how can you obtain a closed-form expression for the delta of this contract (or simply, calculate delta at any time t)?
by hjjin
January 25th, 2010, 6:49 pm
Forum: Careers Forum
Topic: Interview Process at MS
Replies: 0
Views: 31260

Interview Process at MS

<t>Hi all,I would like to know what a usual interview process for a summer position at MS is like, especially for someone that lives far (I applied for a NY office, but I am not currently residing in NY, and in fact, not even living in the US).Also, if anyone has any experience with the quantitative...
by hjjin
July 22nd, 2009, 2:34 am
Forum: Brainteaser Forum
Topic: Card Game
Replies: 3
Views: 40609

Card Game

Oh, I did not know about it. Thank you.I just posted this game after watching my friend playing this game online and being asked by him of any optimal strategy.
by hjjin
July 22nd, 2009, 2:33 am
Forum: Brainteaser Forum
Topic: Integration
Replies: 11
Views: 41080

Integration

<t>@ wileysw: Thanks for letting me know (of fixing an equation). I was not (and am still not) really used to this forum yet as I have posted only a couple. =)I personally thought u-1/u would work better (it seems the answer for the latter works out nicer). I just came up with this integration after...
by hjjin
July 21st, 2009, 5:53 pm
Forum: Brainteaser Forum
Topic: Integration
Replies: 11
Views: 41080

Integration

Sorry, I screwed up the equation when trying to fix it, so I "deleted" for the moment.The integration I intended to throw was edited
by hjjin
July 17th, 2009, 4:33 pm
Forum: Careers Forum
Topic: Financial Economics
Replies: 8
Views: 38384

Financial Economics

<t>I see a couple of universities offer a Ph.D/DPhil degree in Financial Economics, like University of Chicago (joint Finance and Econmics) or University of Oxford, for example.I am just wondering how (much) different it is from Ph.D in Economics or Ph.D in Finance, or if it is merely a combination ...
by hjjin
June 3rd, 2009, 3:27 pm
Forum: Brainteaser Forum
Topic: Card Game
Replies: 3
Views: 40609

Card Game

<t>I'm not quite sure if (any variation of) this question has been posted here. I could not find one.It is a two player game with a dealer. You, dealer, and your opponent each have 6 cards from 1 to 6. Every round, the dealer shows one of his cards (to both you and your opponent). Then, you basicall...