Osterholm, Par - In: Applied Economics Letters 11 (2004) 4, pp. 213-216
This study tests for the presence of unit roots in four US macroeconomic time series using panel unit root tests. The Im, Pesaran and Shin (Journal of Econometrics, 115, pp. 53-74, 2003) test, the Multivariate Augmented Dickey-Fuller test (Taylor and Sarno, Journal of International Economics,...