Essentials of Economics Author:Robert L. Sexton Learn economics the easy way with ESSENTIALS OF ECONOMICS! Designed to take the intimidation out of economics, this economics text will help you master and retain the principles of economics. Short learning units, a built-in study guide, graphs, photos, and numerous study aids found throughout the text make learning easy by saving you valuable t... more »ime. Xtra! provides you with the additional content practice and exam review materials you need to be successful in the course.« less