Purpose: The purpose of this study is to re-examine the relationship between trade openness and economic growth in the Gulf Cooperation Council countries (GCC), with emphasis on both the role of exports and imports in economic growth in a multivariate framework including gross fixed capital...

Recently, there has been a growing interest in developing econometric tools to conduct counterfactual analysis with aggregate data when a "treated" unit suffers an intervention, such as a policy change, and there is no obvious control group. Usually, the proposed methods are based on the...