Premaratne, Gamini - In: Journal of Financial Econometrics 3 (2005) 2, pp. 169-187
Most of the tests for symmetry are developed under the (implicit or explicit) null hypothesis of normal distribution. As is well known, many financial data exhibit fat tails, and therefore commonly used tests for symmetry (such as the standard b-sub-1 test based on sample skewness) are not valid...