This paper investigates the existence of an environmental Kuznets curve (EKC) and its robustness for 28 countries of the Union for the Mediterranean (UfM) over the recent period. Our methodology relies on four recent estimation methods for non-stationary panel data and includes four pollutants...

This paper investigates the interplay between social capital, innovation and per capita income growth in the European Union. We model and identify innovation as an important mechanism that transforms social capital into higher income levels. In an empirical investigation of 102 European regions...