Chiu, Ching Wai Jeremy; Mumtaz, Haroon; Pinter, Gabor - 2014
We confirm that standard time-series models for US output growth, inflation, interest rates and stock market returns feature non-Gaussian error structure. We build a 4-variable VAR model where the orthogonolised shocks have a Student t-distribution with a time-varying variance. We find that in...