This text is the most even-handed and comprehensive treatment of the competing classical and Keynesian approaches in the market. By starting with topics on which the two approaches agree, the book highlights the common ground between them and then clearly presents the outstanding differences within the context of a single framework.Macroeconomics now includes a password that gives students access to a special edition of The Conference Board's Business Cycle Indicators database containing over 100 hand-picked data series. Accompanying exercises in the text provide a unique opportunity for students to analyze the very data that policy makers, professional economists, and government officials rely on in their day-to-day work.