Wang, Man; Chan, Ngai Hang - In: Econometrics : open access journal 4 (2016) 4, pp. 1-10
essential step in testing for (fractional) cointegration in the bivariate case. For the multivariate case, there are several … versions of cointegration, and the version given in Robinson and Yajima (2002) has received much attention. In this definition … integration order. Furthermore, this time series vector is said to be cointegrated if there exists a cointegration in any of the …