248Vega: change of the option price given a change in the volatility.
Black-Scholes vega of a call with E = 100, T = 1y, r = 10% p.a. andσ=20% p.a..()σνσν∂ ∂
==∂ ∂
=pPutd
N'
T
ScCall:&
1:Derivative securities: Options - Black-Scholes modelGreeks