Panel unit root tests in the presence of cross-sectional dependencies: comparison and implications for modelling / Christian Gengenbach, Franz C. Palm, Jean-Pierre UrbainPanel cointegration testing in the presence of common factors / Christian Gengenbach, Franz C. Palm, Jean-Pierre UrbainPanel error correction testing with global stochastic trends / Christian Gengenbach, Jean-Pierre Urbain, Joakim WesterlundTesting non-stationary panel data with persistent cross-sectional dependence / Christian Carl GengenbachAre panel unit root tests useful for real-time data? / Christian Gengenbach, Alain Hecq, Jean-Pierre Urbain