Wang, Man; Chan, Ngai Hang - In: Econometrics : open access journal 4 (2016) 4, pp. 1-10
Testing for the equality of integration orders is an important topic in time series analysis because it constitutes an 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...