Epsilon
The change in the price of an option associated with a 1% change in implied volatility (technically the first derivative of the option price with respect to volatility). Also referred to as eta, vega, omega and kappa.
The change in the price of an option associated with a 1% change in implied volatility (technically the first derivative of the option price with respect to volatility). Also referred to as eta, vega, omega and kappa.