This article re-examines the persistence in natural gas consumption using an alternative methodology. We compare the results of traditional panel unit root tests with those provided by Bahmani-Oskooee et al., which allow for both sharp and smooth breaks. Our analysis uses data for the G7...

We investigate the sustainability of fiscal policy in a set of 19 European Monetary Union (EMU) countries over the period 1970-2016. Panel unit root tests in the presence of cross-section dependence show that the government debt series is stationary, indicating that the solvency condition would...

Wagner's Law is the first model of public expenditure in the history of public finance. It suggests that during the process of economic development the share of public spending in national income tends to expand (Wagner, 1883). Nevertheless, Peacock and Scott in 2000 wrote a paper entitled...