Robert Kelly is managing director of XTS Energy LLC, and has more than three decades of experience as a business executive. He is a professor of economics and has raised more than $4.5 billion in ...

Utility functions measure consumer preferences and satisfaction with goods or services. They help analyze consumer decisions to maximize satisfaction in rational choice theory. Economists and ...

William Baumol writes in "Economics: Principles and Policy" that the total monetary utility of a collection of goods to a consumer is equal to the largest amount of money the consumer will pay in ...