Learn R Programming

betategarch (version 2.0)

st.mean: Compute mean of a skewed t variable

Description

This function computes the mean of a skewed t variable.

Usage

st.mean(df = 10, sd = 1, skew = 1)

Arguments

df
degrees of freedom, greater than 0 and less than Inf
sd
scale, greater than 0 and less than Inf
skew
skewness, greater than 0 and less than Inf. Symmetry obtains when skew = 1 (default).

Value

  • The mean of skewed t variable

Details

Empty

References

Fernandez and Steel (1998), 'On Bayesian Modeling of Fat Tails and Skewness', Journal of the American Statistical Association 93, pp. 359-371. Harvey and Sucarrat (2012), 'EGARCH models with fat tails, skewness and leverage', Cambridge Working Papers in Economics 1236, Faculty of Economics, University of Cambridge.

See Also

rst, dst