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Are income differences within the OECD diminishing? : evidence from Fourier unit root tests
King, Alan, (2014)
Re-examination of the convergence hypothesis among OECD countries : evidence from Fourier quantile unit root test
Bahmani-Oskooee, Mohsen, (2018)
Convergence of per capita energy consumption around the world : new evidence from nonlinear panel unit root tests
Romero-Ávila, Diego, (2022)
Current account sustainability in the US : what do we really know about its?
Christopulos, Dēmētrēs K., (2004)
Efficiency and frontier technology in the aftermath of recessions : international evidence
Christopulos, Dēmētrēs K., (2009)
Smooth breaks and non-linear mean reversion : post-Bretton-Woods real exchange rates
Christopulos, Dēmētrēs K., (2010)