Example: Lookback option 222
Consider a traded asset (stock) with
current price S = 4USD, u = 2, and
d = 0.5, 3 periods and r = 2.5%p.p. The
Lookback option
pays off V
3
= max
0 ≤
n≤
3
S
n
-S
. Determine the price of the derivative? 3
Derivative securities: Options - Binomial asset pricing model