...Sakiru Adebola Solarin Purpose The purpose of this paper is to analyse the convergence of environmental policy stringency and its three main components in OECD countries. Design/methodology/approach New unit root tests have been used to examine the stochastic convergence of the series...

..., and the impacts of these two incidents are unknown. In this study, the authors analyze the convergence of air quality in China in the presence of multiple structural breaks and how the impacts of these two events are different from each other. Design/methodology/approach In order to assess the nature...