Tietenberg & Lewis discuss how optimum choices in economics are defined in terms of economic efficiency. What is economic efficiency? Is maximizing economic efficiency the same thing as maximizing benefits?Must be plagiarism free250 word minimum not counting referencesBelow is one Reference to be used along with atleast one more.Tietenberg, Tom;lewis, and Lynne. Environmental Economics: The Essentials. Chpt 3,1st ed. Routledge Ltd, 2019. Web.