Learn how utility functions derive demand functions and their role in maximizing consumer satisfaction and economic decision making.

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 ...

One of the important contributions of Economics in public policy is the marginal (or extra, additional, incremental) analysis in the increase in cost and revenues, satisfaction and dissatisfaction, ...