Consumer Surplus
Explanation:
Consumer surplus is a function of consumers ' economic advantages. Consumer surplus arises when the price of a product or service is lower than the price that customers are willing to pay. This is a reflection of the added benefit that customers earn when they spend less than they are willing to pay.
There is a consumer surplus if the user is prepared to pay more than the present market price for a particular product.
The positive feeling of a good deal is a market surplus. Consumer surplus always rises when the price of a good drops and the price of a good increase goes down.