Determining the relationships between economic freedom, political and financial risk, and ecological footprint has important implications for all nations and surrounding countries' environmental sustainability. Nevertheless, the regional influence of these variables has largely been ignored,...

Focusing on air emissions in South Korean provinces, we investigate whether economic growth has become greener since the implementation of the national green growth strategy in 2009. Given the relevance of regional elements in the economic and environmental policies, the focus lies on spatial...

This paper investigates the presence of spatial spillovers in firms' productive (in)efficiency. For this purpose, a spatial stochastic frontier model is specified and estimated, accounting for spatial dependence and persistent and transient (in)efficiency. This approach is applied to a panel...