The Term Structure of Volatility and the Volatility Surface
from Patrick Boyle Hosted by Patrick Boyle
Today we will learn about the volatility Surface.These classes are all based on the book Trading and Pricing Financial Derivatives, available on Amazon at this link. https://amzn.to/2WIoAL0 Check out our website http://www.onfinance.org/Follow Patrick on twitter here: https://twitter.com/PatrickEBoyleThe Volatility Surface ExplainedThe volatility surface is a three-dimensional plot of stock option implied volatility seen to exist due to discrepancies with how the market prices stock options and what stock option pricing models say that the correct prices should be. Of all the variables used in the Black-Scholes model, the only one that is not known with certainty is volatility. At the time of pricing, all of the other variables are clear and known, but volatility must be an estimate. The volatility surface is a three-dimensional plot where the x-axis is the time to maturity, the z-axis is the strike price, and the y-axis is the implied volatility.The volatility surface is made up of the volatility smile and the term structure of option volatility.The volatility surface trading
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