Facts101 is your complete guide to Modern Principles, Macroeconomics. In this book, you will learn topics such as Supply and Demand, Equilibrium: How Supply and Demand Determine Prices, Price Ceilings and Floors, and GDP and the Measurement of Progress plus much more. With key features such as key terms, people and places, Facts101 gives you all the information you need to prepare for your next exam. Our practice tests are specific to the textbook and we have designed tools to make the most of your limited study time.