What happens when the tax authority increases enforcement in one tax with compliance in other taxes? The very little evidence available is not conclusive. This paper presents a very simple analytical model that shows the conditions under which spillovers could be positive or negative in the...

Invoices document economic transactions and are thus critical to assess tax liabilities. We study a reform in the Dominican Republic that aimed to integrate invoice management into a broader, more comprehensive, risk-based compliance strategy. By rationing authorized invoices based on an extra...

In 2005, the German government announced a far-reaching fiscal adjustment program. This paper uses the IMF's Global Fiscal Model to study its impact and explores options for addressing long-term pressures from population aging. The growth effects of the planned VAT increase are likely modest,...

This paper studies the impact of replacing sales tax by value-added tax (VAT) on production efficiency and informality among Indian states. We disentangle the production efficiency gains caused by removing the distortions of sales tax from the increase in enforcement caused by VAT's input refund...

This paper analyzes the effects of an income tax credit for hard-to-tax consumer services on evasion of the value-added-tax (VAT). Based on the individual tax files of the universe of VAT payers in Germany, our analysis shows that harnessing incentives for consumers through tax credits fosters...

Assessing tax gaps-the difference between the potential and actual taxes raised-plays a vital role in achieving positive domestic revenue objectives through improved and reformed taxation. This is particularly pertinent for growth outcomes in developing countries. This study uses a bottom-up...