Gil-Alana, Luis A; André, Christophe; Gupta, Rangan; … - Department of Economics, Faculty of Economic and … - 2015
fractional integration and cointegration techniques to account for high persistence in the series. We find evidence of fractional … cointegration between saving and investment, indicating some degree of persistence in the gap between the two variables. We also … financial deregulation process in South Africa. While fractional cointegration holds before the break, it does not thereafter …