This book describes the enduring competitive advantages of profitable Berkshire Hathaway businesses. MOATS : The Competitive Advantages of Buffett and Munger Businesses explains the competitive nature of 70 selected businesses purchased by Warren Buffett and Charlie Munger for Berkshire Hathaway Incorporated. This is a very useful resource for investors, managers, students of business around the world. It also looks at the sustainability of these competitive advantages in each of the 70 chapters. The moat is the protective barrier around each business' economic castle. Some of these businesses have double and triple moats of protection.