Research Article
Nonstationary Generalised Autoregressive Conditional Heteroskedasticity Modelling for Fitting Higher Order Moments of Financial Series within Moving Time Windows
Figure 5
The timeline of time-series windows that we investigate within the study. We investigate the periods of economic turmoil as well as relatively stable periods. We also highlight here the truncation of 18 years, 3 years, 15 months, 1 year, 9 months, and 6 months.