This paper investigates empirically the effect of corruption on countries' economic efficiency. By using a sample of 79 countries for the time period 2000-2006 the paper applies DEA window analysis and econometric panel data techniques. The results reveal that there is a U-shaped relationship...

Purpose – The purpose of this paper is to examine the potential for emissions control policy using the example of the power generation sector in China. Design/methodology/approach – The analytical model is developed using a joint production function, where carbon emissions and electricity...