In many applications, the manifest variables are not even approximately multivariate normal. If this happens to be the case with your data set, the default generalized least-squares and maximum ...

Kurtosis is a statistical measure that describes the shape of a distribution's tails in relation to a normal distribution. In finance, kurtosis is used to assess the risk of investments, particularly ...

Skewness refers to the degree of asymmetry of a distribution, typically of investment returns. A distribution can be positively skewed (long tail to the right) or negatively skewed (long tail to the ...