C. There is 1 chance in 1000 that the loss will be greater than the value of risk
D. None of the above
When a stock price, S, follows geometric Brownian motion with mean return m and
volatility what is the process follows by Xwhere X = ln S.
A. dX = m dt + s dz
B. dX = (m-r) dt + s dz
C. dX = (m€-s2) dt + s dz
D. dX = (m – 2/2) dt + s dz
The implied volatilities for strike prices of 1.1 and 1.2 when the time to maturity is 6
months are 20% and 22%. The implied volatilities for strike prices of 1.1 and 1.2 when
the time to maturity is 1 year are 18.8% and 2%. Using linear interpolation, what is the
implied volatility for a strike price of 1.12 and a time to maturity of 10 months?
A. 19.24%
B. 19.52%