Hecq, Alain; Palm, Franz; Urbain, Jean-Pierre - In: Econometric Reviews 21 (2002) 3, pp. 273-307
The aim of this paper is to study the concept of separability in multiple nonstationary time series displaying both common stochastic trends and common stochastic cycles. When modeling the dynamics of multiple time series for a panel of several entities such as countries, sectors, firms,...