
Presentation
UNU-WIDER research presented at ZEW conferenceIn May, UNU-WIDER researcher Kwabena Adu-Ababio presents at the 2024 ZEW Public Finance Conference in Mannheim, Germany.
This study measures the VAT compliance gap for small and medium-sized entities in Tanzania. Specifically, the study measures the under-reporting component of the VAT compliance gap. This study uses VAT declaration and audit data to conduct a bottom...
The collection of value added tax (VAT) is essential for achieving domestic revenue objectives, yet VAT gap estimation is rarely performed in developing countries. This study utilizes innovative tax declaration and audit data to estimate VAT...
Refunds are an essential feature of well-functioning VAT systems and take up a sizeable portion of government spending. In South Africa, refunds amount to 50 percent of gross VAT collection, representing a substantial transfer from the government to...
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...
Improving tax collection is essential if developing economies are to avoid over-reliance on external donor funds and loans. Revenue authorities in the Global South have recently adopted new policy tools to improve domestic revenue mobilization...
This note, with emphasis on VAT and excise taxes, illustrates how indirect taxes are modelled in the context of GHAMOD, a tax-benefit microsimulation model for Ghana. GHAMOD is similar to the EUROMOD base platform, and its built-in Statistics...
This paper explores the distributional impact of lowering the value-added tax rate for standard-rated items in Tanzania Mainland. Using a static tax-benefit microsimulation model—TAZMOD—which is underpinned by data derived from the Household Budget...
Low-income countries face the combined challenges of climate shocks and limited domestic revenue mobilization, yet these issues are rarely studied together. This paper provides new evidence on the impact of climate shocks on firm performance and tax...
Using SAMOD, a tax-benefit microsimulation model for South Africa, this paper examines the joint distributional impact of the increase in the value-added tax (VAT) rate and increases in benefit amounts in 2018. Although poverty and inequality did not...
In a democratic system, taxation is a critical part of the social contract between the state and its citizens. The tax system can be used to help address the unacceptably high levels of poverty, inequality, and unemployment in South Africa. An...