I'm right back at it again. Just like I've always said, you're too cool for school. You ain't here to make no friends. I'm right back at it again. Just like I have always said, you're too cool for school. You ain't here to make no friends. So here I am, I'm right back at it again. You ain't here to make no friends.
Economic efficiency is, roughly speaking, a situation in which nothing can be improved without something else being hurt. Depending on the context, it is usually one of the following two related concepts: 1  Allocative or Pareto efficiency: any changes made to assist one person would harm another.
This page provides all possible meanings and translations of the word efficiency. Princeton's WordNet(0.00 / 0 votes)Rate this definition: Wiktionary(0.00 / 0 votes)Rate this definition: The extent to which time is well used for the intended task. The efficiency of the planning department is deplorable. The quality of producing an effect or effects. The extent to which a resource, such as electricity, is used for the intended purpose; the ratio of useful work to energy expended.