In this paper we present a new approach to evaluate the environmental efficiency of decision making units. We propose a model that describes a two-stage process consisting of a production and an end-of-pipe abatement stage with the environmental efficiency being determined by the efficiency of...

From the Publisher: What's the solution to the world's growing energy problem? PERFECT POWER. Electric usage is rising. Fuel costs are rocketing. Blackouts are happening more frequently. Why? Because our electrical power system-built on a vast network of resources including nuclear energy,...