Articles

Calibration problems – An inverse problems view

When pricing structured or derivative financial instruments, the typical steps a quant has to do are the following: 1. Choose a model for the movement of the underlying(s) 2. Identify (“calibrate”) the model parameters from […]

Articles

What is Implied by Implied Volatility?

Word and concept Implied volatility is not just a word or a concept. As a word, what is implied by implied volatility – what “implied volatility” means – is the value of the Brownian diffusion […]