"The Micro Cap Investor" book discusses strategies for investing in small companies to achieve high returns. It covers the characteristics of micro cap stocks, the advantage of having information, and how to build a portfolio with them. The book also explores the impact of micro cap stocks on the U.S. economy and provides case studies of successful companies. It delves into topics like corporate governance, private investments in public equities, and offers a framework for investor action. Additionally, it discusses the benefits of investing in micro cap funds.