This survey reviews research on the economics of small business, introducing key concepts for the understanding of the research, including some basic microeconomics, distribution functions, and concepts of entrepreneurship. Accessible to readers with elementary knowledge of economics and probability, the book is suitable as a text for an undergraduate course in the economics of small business. It also covers the economics of organization, the role of the family in small business, human capital and nonpecuniary motivation, together with the relationship of small business to entrepreneurship and growth. Public policy toward small business is discussed with an emphasis on the United States, together with comparisons and contrasts of many other countries.