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by worldoptions
February 28th, 2003, 2:22 am
Forum: Student Forum
Topic: Interpretation of -1/2*sigma^2*T drift in geometric brownian motion
Replies: 12
Views: 190990

Interpretation of -1/2*sigma^2*T drift in geometric brownian motion

<t>In reply to Waagh Bakri's statement (in reply to my statement "that normal returns are inconsistant with normal percentage changes") that "for small asset moves (changes over a small period of time) returns on assets & percentage changes are nearly equal"; I would like to say the following:Hi...
by worldoptions
February 27th, 2003, 3:46 am
Forum: Student Forum
Topic: If returns are normal, then % changes are not.
Replies: 1
Views: 189677

If returns are normal, then % changes are not.

<t>1. If we assume that returns(defined as the log of price relatives) are normally distributed (with zero mean), we are required to accept that the probability of a return of .0953 is the same as the probability of a return of - .0953. We are also required to accept that the probability of a .0953 ...
by worldoptions
May 20th, 2002, 11:48 pm
Forum: Technical Forum
Topic: Convertible Bond Hedge issue
Replies: 38
Views: 195106

Convertible Bond Hedge issue

<t>This is my first try at replying to your discussions . I hope I will not find that I am over my head . It seems to me that there is one substantial risk in the long CB v short stock hedge that has not been discussed . That is the following :Most convertibles are generally on higher volatility sto...