the context of consumer demand. In connection with these results, we interpret Afriat’s (1973) critical cost efficiency … index (CCEI) as a measure of cost (in)efficiency, in the sense that a consumer is spending more money than is required to …

sector, to improve its operational efficiency. Meanwhile, great concern about a range of environmental problems and global … study first adopts the game cross-efficiency approach to evaluate the environmental efficiency of the generation sectors in … indicate that efficiency gaps do exist among the regions even though overall efficiency has been improved. Despite the negative …

This paper develops a port productivity and efficiency analysis of all developing regions between 2000 and 2010, using …, and 1,750 data points-, we carry out an analysis of the evolution and drivers of productivity and efficiency changes … heterogeneity is explained by pure efficiency changes rather than scale efficiency of technological changes. Therefore, we carry out …

This paper investigates the efficiency of the public sector in a sense of public performance and expenditures. For 23 …, security and infrastructure. We use several efficiency techniques (FDH, order-m) and investigate input- and output …-oriented efficiency of the public sector. We find that countries with small public sectors tend to be more efficient no matter which …