The product is a textbook titled "Efficiently Inefficient: How Smart Money Invests and Market Prices Are Determined" by author Lasse Heje Pedersen, published by Princeton University Press in 2019. This book explores how smart investors make decisions and how market prices are established, covering subjects such as portfolio management, analysis and trading strategies, economics theory, and general finance. With 368 pages and a trade paperback format, the book provides insights into the world of investments and securities for students and professionals in the field of business and economics.