Who defined consumption as the use of economic goods and personal services in the satisfaction of human wants? General Knowledge Mcqs February 8, 2019 BILAL KHATTAK0 A.Ely B.Keynes C.Pigou D.MarshallRelated posts:Of the following, which is NOT an essential assumption of the marginal utility theory of consumer demand? Consumer goods’ means Public goods are different from private goods because Increase in the prices of goods and services is called