The complexity of the income tax is an unending source of complaint, and compliance costs are estimated to be very large. Yet most recognize that some degree of complexity is necessary if income is to be measured accurately. This article presents a framework for analyzing the value of greater...

Legal rules often are complex in order to distinguish different types of behavior that may have different consequences. Greater complexity thus allows better control of behavior. But more complex rules are more costly for individuals to understand ex ante and for a court to apply ex post. Also,...