Trofimov, Ivan D. - In: European journal of government and economics : EJGE 12 (2023) 1, pp. 5-38
root and Westerlund (2007) cointegration tests that account for cross-sectional dependence in the series, and three panel …' integration, heterogeneous balanced panels and cases of limited evidence of cointegration. The empirical results suggested that … expenditure and output variables were non-stationary in levels and stationary in the first differences; the cointegration among …
