Ivestopedia has a different definition - "Marginal utility is the additional satisfaction a consumer gains from consuming one more unit of a good or service. Ma

Ivestopedia has a different definition - "Marginal utility is the additional satisfaction a consumer gains from consuming one more unit of a good or service. Marginal utility is an important economic concept because economists use it to determine how much of an item a consumer will buy." http://www.investopedia.com/terms/m/marginalutility.asp http://www.investopedia.com/terms/m/marginalutility.asp