This article analyzes the effect of tax law doctrines designed to reduce tax shelters, such as the business-purpose doctrine, and the economic-substance doctrine. The article analyzes these doctrines as changes to the marginal elasticity of taxable income. As these doctrines are strengthened,...

This essay analyzes the problem of corporate tax avoidance. It shows how the marginal efficiency cost of funds and optimal elasticity of taxable income measures can be used to analyze the problem and determine the proper scope of allowable tax planning. It then analyzes the optimal form of tax...

This paper advances ten propositions about tax shelters and tax avoidance. The first four propositions argue that tax shelters must be analyzed solely by the consequences of shelters and the responses, rejecting reasoning based on notions such as the right to tax plan, legitimate tax planning,...

This paper advances ten propositions about tax shelters and tax avoidance. The first four propositions argue that tax shelters must be analyzed solely by the consequences of shelters and the responses, rejecting reasoning based on notions such as the right to tax plan, legitimate tax planning,...