Abken, Peter A.; Madan, Dilip B.; Ramamurtie, Sailesh - Federal Reserve Bank of Atlanta - 1996
Hermite polynomials and test the model on S&P 500 index options. Restrictions on the prices of Hermite polynomial risk are … unrestricted four-parameter model results indicate skewness and excess kurtosis in the implied risk-neutral density. The skewness … of the risk-neutral density contrasts with the symmetry of the statistical density estimated using the Hermite model on …