# A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Marginal Rate of Substitution (MRS)
The additional amount of one good required to compensate a consumer for a small decrease in the quantity of another, per unit of the decrease.
Marginal Rate of Transformation
An exploration of the concept of the marginal rate of transformation in economics which signifies the amount by which one output can be increased if another is reduced, holding total inputs constant.
Marginal Revenue
A comprehensive analysis of the economic term 'marginal revenue', its definitions, and applications.
Marginal Revenue Product
The addition to total revenue from a small increase in any factor input, per unit of the increase.
Marginal Social Benefit
An economics term referring to the increase in social benefit from a marginal increase in an activity, incorporating all external effects.
Marginal Social Cost
The increase in social cost resulting from a marginal increase in an activity, including all external effects.
Marginal Tax Rate
Detailed explanation of the marginal tax rate and its implications in economics.
Marginal Utility
The addition to an individual’s utility from a small increase in consumption of any good, per unit of the increase.
Marginal Utility of Money
The amount by which an individual’s utility would be increased if given a small quantity of additional money.
Marginal Utility of Wealth
The increase in an individual’s utility from an incremental increase in total wealth.
Mark-to-Market
The evaluation of a financial trading position using current market data.