Most legal and economics scholars recognize both that the government needs information about taxpayers’ transactions in order to determine whether their reporting is honest, and that third-party reporting helps the government obtain that information. Given governments’ reliance on tax funds,...

In an income tax system that comported with the economic, or Haig-Simons, definition of income, deductible expenses would not face source-based limitations. A true Haig-Simons income tax system therefore would not take the schedular approach of sorting different types of expenses and losses into...

The question of how much deference courts should accord agency interpretations of statutes is a high-profile and important issue that affects both rulemaking and case outcomes. What level of deference should courts accord an agency regulation or other rule that an agency has issued...

Virtual worlds, including massive multi-player on-line role-playing games (game worlds), such as City of Heroes, Everquest, and World of Warcraft, have become popular sources of entertainment. Game worlds provide scripted contexts for events such as quests. Other virtual worlds, such as Second...

It is well known that the government’s complete failure to enforce a law can nullify that law. But what are the effects of partial enforcement? This Article shows that imperfect enforcement can alter the de facto content of the written law in predictable and beneficial ways. Specifically, in...

This amicus curiae brief in Altera Corporation v. Commissioner supports the government's position and the view of the majority in a 9th Circuit opinion issued on July 24, 2018 and later withdrawn. Amici are tax law professors who conclude that the stock-based compensation cost sharing...

This is a thematic report on the topic of "Administrative Surcharges: Instruments of Cooperative Tax Compliance Regimes" for the 2015 annual meeting of the European Association of Tax Law Professors in Milan. Professors participating in the meeting were surveyed regarding their countries' use of...

This is the General Report for the United States on the theme of “Surcharges and Penalties in Tax Law” for the 2015 meeting of the European Association of Tax Law Professors in Milan, Italy. The Report addresses questions relating to the treatment of civil penalties, criminal penalties and...

The Treasury regulations at issue in Altera Corp. v. Commissioner condition the validity of controlled taxpayers' income allocation under a cost-sharing agreement upon the requirement that the controlled parties share all costs, including stock-based compensation costs, proportionately with the...