Macroeconomics: Principles and Tools

By emphasizing an active learning approach and focusing on the big picture -- the framework of economic reasoning -- this book emphasizes the key principles and ideas of economics and teaches readers how to think like economists by showing them how to use economic concepts in their everyday lives and careers.Identifies, explains, and uses five key principles of economics: Opportunity Cost, The Marginal Principle, Diminishing Returns, The Spillover Principle, and The Reality Principle.