We investigate the stability, in terms of V-uniform ergodicity or transience, of cyclic threshold autoregressive time series models. These models cycle through one of a number of collections of ...

The time series are decomposed into trend, cyclical, seasonal and irregular components. Results of causality testing reveal that there is causal influence from the seasonal component of industrial ...

But time series graphs in most user-friendly analytics solutions have a fatal flaw. If you needed to know how sustainable a trend is, statistical details are not immediately visible in the tools.