I leverage a Pakistani tax reform that cuts the tax rate on the supply chains of five major industries of the country from 15% to 0% to cast light on the extent of, and mechanisms driving, VAT noncompliance in a representative emerging economy. I find that firms overclaim refunds by 22% and...

This paper provides theoretical and empirical evidence on the implications of the timing of reminders by studying the effect of varying the timing of reminder letters to taxpayers on their payment behavior. The collection of unpaid tax debts constitutes a considerable challenge for tax...

This paper provides theoretical and empirical evidence on the implications of the timing of reminders by studying the effect of varying the timing of reminder letters to taxpayers on their payment behavior. The collection of unpaid tax debts constitutes a considerable challenge for tax...

This paper presents the findings of two Randomized Controlled Trials (RCTs) that were conducted in collaboration with the Australian Taxation Office (ATO). The first trial tests the effect of changes to letters (timing, social norms, color, and provision of information about charitable...

This paper examines the application of the economic substance doctrine in determining whether a business transaction is a sham and argues that the court in Black & Decker v. United States incorrectly applied the economic substance doctrine before it expressly resolved issues requiring statutory...

This paper explains the transactions, agreements and accounting that Chevron, Texaco, and the Government of Indonesia used to structure transactions that avoided billions in U.S. income taxes. Although ChevronTexaco became a merged entity on October 9, 2001, for many years Chevron and Texaco...

[This testimony was delivered on December 8, 2021, to the House Committee on Ways and Means, Subcommittee on Oversight, as part of a hearing on "The Pandora Papers and Hidden Wealth."]The US is the world’s leading investment destination for offshore wealth. Our laws enable foreigners—through...

The U.S. tax reform in 2017 introduced the Global Intangible Low-Taxed Income (GILTI) tax to discourage U.S. multinational companies (MNCs) from shifting intangible income offshore. The reform simultaneously introduced the Foreign Derived Intangible Income (FDII) tax incentive to encourage...

The Organization for Economic Co-operation and Development introduced country-by-country reporting (CbCR) for multinational enterprises (MNEs) to help tax authorities combat tax-motivated income shifting. This study uses confidential tax administrative data from 2011 to 2018 to examine the...