The term(blank)often used in conjunction with absolute advantage, is defined as making the best use of resources.

The term efficiency is often used in conjunction with absolute advantage and is defined as making the best use of resources. It is the measure of how efficient a process is. It is used to assess the ability of a process in avoiding waste energy, materials, money and time in doing a desirable output. It is calculated as Efficiency = useful energy ouput / total energy input x 100.