Agriculture is a primary source of occupation in many countries. Agricultural economics is a rapidly expanding field of research. It studies the methods for managing the production of food and fiber, regulating the natural resources, marketing agricultural products and managing large agribusiness corporations. This book aims to shed light on the vital aspects of this discipline such as crop yield, food policies, soil ecosystems, etc. The data included in this book has been contributed by industry experts. It will help students and researchers in better understanding this field.