Christoffersen, Peter; Jacobs, Kris; Ornthanalai, Chayawat - In: Journal of Financial Economics 90 (2008) 3, pp. 272-297
This paper presents a new model for the valuation of European options, in which the volatility of returns consists of two components. One is a long-run component and can be modeled as fully persistent. The other is short-run and has a zero mean. Our model can be viewed as an affine version of...