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Publications (81)
Journal Article
This peer-reviewed research is available free of charge. UNU-WIDER believes that research is a global public good and supports Open Access.
This study examines the trajectory of global income inequality since 1981. Commonly used (relative) definitions indicate a decline in global inequality since the late 1980s. Looking ahead, it has been intuited that the influence of China's economic development — and that of other rapidly growing...
Journal Article
This peer-reviewed research is available free of charge. UNU-WIDER believes that research is a global public good and supports Open Access.
The study analyses trends in global income distribution since 1950 using a new companion WIID dataset with standardized country income percentiles. It investigate the robustness of these trends with respect to key data choices, as well as the degree to which the inequality trend depends on specific...
While multinational corporations (MNCs) make up only 1.9% of firms operating in Uganda, they are overrepresented among tax holiday beneficiaries. New estimates reveal that Uganda’s revenue losses due to these tax expenditures peaked at USD 42 million in 2020.A new dataset allows for the first...
Improving tax systems is important for multiple reasons. For Kenya, finding ways to mobilize domestic revenue streams is critical to cutting the vicious cycle of indebtedness that keeps the country tied to external partners. Correct knowledge of the gaps in tax payment helps to identify solutions...
Journal Article
– Insights from survey and tax administrative data in Zambia
THIS ARTICLE IS ON EARLY VIEW | This study examines how formal firms have been impacted by and recovered from the COVID-19 pandemic, by drawing on two distinct but complementary data sources. This is the first attempt to use both survey and tax administrative data to measure the impact of the...
Working Paper
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This paper studies the impact of the COVID-19 pandemic on formal sector employment in Uganda. Utilizing employee-level administrative tax data from the Uganda Revenue Authority, we describe the dynamics of employment as the pandemic evolved, seeking to better understand the various coping strategies...
Technical Note
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This Technical Note describes Ugandan trade data covering import and export declarations for ten calendar years from January 2013 to December 2022, constructed from transactional-level Ugandan administrative data. The trade data series contains transaction-level ten datasets on imports and ten on...
– Combining tax data and Google Street View images
The issue of tax non-compliance among businesses is pervasive in many developing economies, including Uganda. But to what extent do businesses comply with their tax obligations in the capital city, Kampala? Can the local environment and geographic information help predict the risk of tax non...
Working Paper
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– Challenges and prospects for Uganda
This paper simulates the impact of the global minimum corporate tax rate (GMCTR) in Uganda by estimating the difference between the mechanical and the behavioural changes in tax revenue. Overall, implementation of GMCTR will increase tax revenue, and the revenue increase is inversely proportional to...
Working Paper
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– Evidence from Kampala, Uganda
This paper investigates business tax compliance in a multilevel tax structure with limited coordination. We study the case of Kampala, where firms are taxed at national and local levels—by the Uganda Revenue Authority and the Kampala Capital City Authority, respectively—and where the agencies...
Working Paper
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Uganda has one of the lowest corporate income tax collection rates in sub-Saharan Africa, while offering generous corporate tax incentives. It is unclear whether tax incentives achieve their objectives without primarily benefiting firms, potentially undermining domestic revenue mobilization and...
Technical Note
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This technical note describes the Uganda Revenue Authority (URA) Pay-As-You-Earn (PAYE) data covering financial years 2013/14 to 2021/22. PAYE is paid by an employer who withholds personal income tax on employees’ wages and other employment incomes like benefits and allowances. The data are...
– How collaboration can help
UNU-WIDER has worked for several years in collaboration with sub-Saharan African revenue authorities to facilitate the analysis of digital tax data. During a visit to Kampala, Uganda this year, we asked our colleagues how this collaboration has been useful to them. How do they see their role going...
Working Paper
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– The contribution of the UNU-WIDER World Income Inequality Database initiative
Globally, there are several initiatives being undertaken to ensure the availability of information across countries that can be used to analyse the inequality phenomenon in and among countries. The data are easily accessible for use in comparative research on inequality across regions and countries...
Working Paper
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– ACEIR research and the WIID
Work done by the African Centre of Excellence for Inequality Research (ACEIR) has documented the many-faceted nature of inequality in Ghana, Kenya, and South Africa. Conventionally measured inequality ranges from moderate (in Ghana) to extremely high (in South Africa). Trying to tell one coherent...
Working Paper
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– Evidence from Uganda
We investigate how the arrival and expansion of mobile network access in Uganda influences firm tax behaviour. Access to mobile technologies could broaden government revenues from corporate income tax through the extensive margin: by reducing the costs of formalization, it could increase the number...
Displaying 16 of 81 results