The economy is tough, but understanding economics doesn't have to be. With Arnold/Arnold/Arnold's 'Economics,' 15th Edition, the world of economics can be exciting. Economic tools, thinking and theories show you how forces impact daily events and shape parts of life 24/7. Examples, discussions and learning features illustrate unexpected places economics can occur. Learn about topics like AI and prices, two markets and a Led Zeppelin concert, the Civil War and inflation, the price of bread in Paris and New York, the pine tree shilling in Colonial America, clean streets in Japan, the multiplier and the Roman Colosseum and more. Learn how economists do research, the questions they grapple with and how they analyze problems. Digital video lectures and features guide you in understanding economic diagrams and building graphs. MindTap, Aplia and A+ Test Prep help you assess your understanding.