Now you can master the principles of macroeconomics with the help of the most popular economics textbook trusted by students worldwide -- Mankiw�s PRINCIPLES OF MACROECONOMICS, 9E. Using a clear, inviting writing style, this book emphasizes only the material that helps you better understand the world and economy in which you live. You learn to become a more astute participant in today's economy with a strong understanding of both the potential and limits of economic policy. The latest relevant examples bring macroeconomic principles to life. Acclaimed author Gregory Mankiw explains, "I tried to put myself in the position of someone seeing economics for the first time. My goal is to emphasize the material that students should and do find interesting about the study of the economy." To help you further master the key principles of macroeconomics in this edition, powerful student-focused digital resources are available in the leading MindTap digital learning and homework solution.