The greatest explainers of economics tackle the one-semester course. Paul Krugman and Robin Wells’ signature story style helps one-semester Survey course students understand how economic concepts play out in our world. This new edition of Essentials of Economics has been revised and enhanced throughout, and now offers holistic digital learning tools as part of Achieve, a complete, integrated online learning system. Achieve is the culmination of years of development work put toward creating the most powerful online learning tool for students. It houses all of our renowned assessments, multimedia assets, e-books, and instructor resources in a powerful new platform.