This paper examines a newly available six-year panel of tax return data to see what light it sheds on the tax elasticity of capital gains realizations. Panel data are a particularly valuable source of evidence for this question, because they can help to distinguish short-run from long-run...

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...