Introduction / Henry J. Aaron and Joel Slemrod -- The tax shelter battle / Joseph Bankman -- Issues of international tax enforcement / David R. Tillinghast -- Small business and the tax system / Joel Slemrod -- The Turbotax revolution : can technology solve tax complexity? / Austan Goolsbee --...

It is argued that taxation causes three kinds of deadweight losses and two types of direct costs. The deadweight losses arise from substitution, evasion, and avoidance activities while the direct costs are administrative and compliance costs. Some of these social costs tend to be discontinuous...