I am interested in knowing what is HJM model ? How are they computed ? What are they used for and how are volatility surface derived ?
How are they useed for valuations?
Want to know mainly in brief and simple/layman language.
I am doing some derivatives project and new to this arena. I have seen lots of your youtube videos and I should tell you they have helped me a lot for my project with different topics.
I need one small help, which i think you would help me out.
I want to know as to how volatility...