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 ...

Explore how fiscal policy and monetary policy drive aggregate demand, influencing economic growth through spending, taxation, and money supply changes.

It's tough enough for a small business to survive in a down economy, to say nothing of achieving hoped-for growth by opening additional locations, expanding a product line or targeting new markets.

Sovereign debt crises coincide with deep recessions. I propose a model of sovereign debt that rationalizes large contractions in economic activity via an aggregate-demand amplification mechanism. The ...