Gil-Alana, Luis A.; Aye, Goodness C.; Gupta, Rangan - Department of Economics, Faculty of Economic and … - 2015
integration framework. However, we also consider the separate cases of a standard I(d) process, with a pole or singularity at the … run or zero frequency appear to be above 1 in case of gold and below 1 for silver, while the order of integration … of integration are associated to the long run component compared with the cyclical one. The implications for these …