Public economics is one of the main branches of economics, which addresses the mechanism of economic performance of the governments. This book is the translation of the second half of the book entitled "Public Economics" by Joseph E. Stiglitz, the third edition. Stiglitz is a professor at the University of Columbia and is a well-known figure among the New Keynesian economists. This book is one of the most prominent textbooks on public economics and is taught as a course in famous universities worldwide. The book covers topics such as government’s welfare programs, taxation, tax policies in terms of efficiency and distribution of income, government’s financial issues, and so on.