Terms in economics matching their definitions:
A. Rational choice - Logical decision-making based on thoughtful analysis that compares the benefits and costs of an action.
B. Utility - Measurement of personal satisfaction of wants and needs gained from the use or consumption of goods and services.
C. Marginal analysis - A decision-making tool that weighs additional costs and benefits of going for one more unit of something.
D. Risk aversion - The amount of reluctance a person has to taking chances.