McConnell-Brue's Principles of Macroeconomics, 16e is the best-selling Principles of Macroeconomics textbook and has been teaching students in a clear, unbiased way for 40 years. The 15^th edition grew market share because of its clear and careful treatment of principles of economics concepts, its balanced coverage, and its patient explanations. More students have learned their principles of Economics from McConnell-Brue than any other text—12 million of them. The 16^th edition is a revision that delivers a tight and modern book. We are also pleased to introduce an exciting fully-integrated software system called DiscoverEcon featuring Paul Solman—DiscoverEcon software, brand-new videos that teach economic concepts in a fun and engaging way, and more, all in one convenient software package. We invite you to browse through the Information Center of this Website to learn more.