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Long Call Spread : Vega
Issued on August 17 2010 par Strategies-options.com
Call spreads are sensible to implied volatility variations. It leads to study the vega.
I - The vega of a call spread
The call spread being a strategy on the same term for both calls, we can study simply the sensibility of the strategy to a variation of the implied volatility by the vega.
II - The graph of vega for a call spread
By leaving of the principle that an increase / decline of 1 point of volatility echoes in a identical way on both volatilities of the options, we can represent diagrammatically the sensibility of the call spread to a variation of the implied volatility so :

We shall have the opportunity soon to study this same sensibility for calls having different implied volatilities and in the case of not identical variations of the implied volatilities.
Next : The Call Spread: Skew Effect
Previous : Long Call Spread : Gamma
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BASIC OPTIONS STRATEGIES - INDEX
BASIC OPTIONS STRATEGIES - CHAPTER I
BASIC OPTIONS STRATEGIES - CHAPTER II
BASIC OPTIONS STRATEGIES - CHAPTER III
BASIC OPTIONS STRATEGIES - CHAPTER IV Strategies-options.com
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