The "Public Finance and Public Policy 6th Edition" by Jonathan Gruber is a comprehensive textbook on business and economics, specifically focusing on public finance and policy. Published by Worth Publishers in 2019, this hardcover book is designed for adult and further education levels, with 896 pages providing detailed information on general economics principles and their application in public policy. The book covers a range of topics relevant to public finance and policy, making it a valuable resource for students and professionals in the field.