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 ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Economics is divided into two main branches: ...

Microeconomics is one of the major focus areas within the academic field of economics. While the scope and methods of microeconomics can be complex, its overall focus is relatively straightforward.