Macroeconomics is widely praised for its ability to present theory as a way of evaluating key macro questions, such as why some countries are rich and others are poor.

• Series: Pearson Series in Economics
• Hardcover: 672 pages
• Publisher: Prentice Hall; 12 edition (April 18, 2011)
• Language: English
• ISBN-10: 0138014914
• ISBN-13: 978-0138014919
• Product Dimensions: 10 x 8.2 x 1.1 inches
• Shipping Weight: 2.8 pounds
• http://www.amazon.com/Macroeconomics-Pearson-Economics-Robert-Gordon/dp/0138014914/ref=sr_1_1?s=books&ie=UTF8&qid=1401949209&sr=1-1&keywords=Macroeconomics+%2812th+Edition%29+by+Robert+J+Gordon