If you are a layman wondering what economics is all about or a freshman student of the subject, this is a book you cannot afford to miss. Starting from first principles and stripped of all mathematics and almost all jargon, it introduces you to all the basic concepts of economic theory as well as to some of its more surprising depths. Economics pervades every aspect of our lives and our world. This book shows how anyone can acquire an understanding of its key principles while finding the exercise not only an exciting intellectual adventure but also great fun.