Significant controversy has emerged about the scope of the international tax planning of U.S. multinational firms, with estimates of income shifted out of the U.S., profits recognized in tax havens, and revenue loss ballooning over time. Most studies that derive these empirical estimates use...

Comprehensive: examines the historical development of the federal tax system; explains the relative importance of income taxes, payroll taxes, and other taxes in the modern era; and discusses the fairness, economic efficiency, and revenue-raising characteristics of federal tax policy -...