Guterding, Daniel - In: Risks : open access journal 11 (2023) 5, pp. 1-24
We present a method for the arbitrage-free interpolation of plain-vanilla option prices and implied volatilities, which … accuracy of our method. In order to allow for the treatment of realistic inputs that may contain arbitrage, we reformulate the … input prices and the arbitrage-free prices generated by our method. To further stabilize the method in the presence of noisy …