What is a marginal utility

Marginal utility is the added satisfaction that a consumer gets from having one more unit of a good or service.

The concept of marginal utility is used by economists to determine how much of an item consumers are willing to purchase

Perhaps saving more money for their retirement and getting better life insurance for jackie. and trying to spend less money on unnecessary expenses always . 

The skin in the outer ear canal has special glands that produce earwax. the fance name for this waxy stuff is cerumen.after the wax is produces, it slowly makes its way through the outer ear canal to the opening of the ear.