Learn the key differences between marginal utility and marginal value, how they impact decision-making, and why understanding both is crucial for economic analysis.

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 ...

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 ...

Events in the past weeks betoken a pristine approach to Nigeria’s foreign policy utility. There are indications that the nation’s foreign policy plank will follow a clear and unconfused trajectory.