This text is the synthesis of the leading finance, business, and entrepreneurship texts that exist today. It is the culmination of years of research and is the text that the authors wishes that he would have had when he when he was young. The focus is on digital business as the economy is now a digital service economy. Capital is to be invested at the highest rates of return and at the lowest risk, thus capital will be invested in digital businesses. The Business Handbook is meant to provide an overview of what you should learn in an MBA program at a leading university. If the content here looks wholly unfamiliar, you may be in an outdated MBA program.