corrected efficiency score correlates well with standard Growth Theory indicators. …

environmental efficiency indicators into metafrontier and group frontiers. Despite the fact that pollution concentration is more …The aim of this study was to analyze the CO2 emission Gini index and the environmental efficiency for 60 leading world …

. For this purpose we calculate in a first step individual efficiency and productivity values via DEA. In a second step we … shed light on this topic by comparing the efficiency and productivity of exchanges with differing governance arrangements … order to determine efficiency and productivity differences between (1) mutuals (2) demutualized but customer-owned exchanges …

This paper measures environmental efficiency (EE) and environmental productivity (EP) and analyzes differences in these …

relationships. In this study, considering the sequential nature of the stages, a combined analysis of eco-efficiency, eco … that the EU countries achieve relatively higher efficiency results in eco-innovation and SDG than ecoefficiency. The … average overall efficiency level for all EU countries was only 0.63. The change in productivity was influenced by both the …

The purpose of this paper is to provide a survey of the international studies on bank efficiency with emphasis on …