Expert Researcher

Giulia Mascagni

About

Giulia Mascagni’s main area of work is taxation, but she also has research interest in public finance, evaluation of public policy, and aid effectiveness. She is an economist by training, holding a PhD in Economics from the University of Sussex. Her main geographical interest lies in African countries, with a particular focus on Ethiopia.

Giulia is currently working at IDS as Research Fellow and as Research Director of the International Centre for Taxation and Development (ICTD). At IDS she teaches economics, taxation and public finance at the postgraduate level and on professional short courses. Previously she worked as Associate Tutor at the University of Sussex, as an independent consultant for ITAD, the World Bank, the Overseas Development Institute, and as Adviser and Trainee at the European Commission.

Giulia has field experience in Ethiopia, Mozambique and Rwanda, amongst others. In Ethiopia she worked as Associate Economic Affaires Officer at the UN Economic Commission for Africa and she was Resident Researcher at the Ethiopian Development Research Institute in Addis Ababa.

In Rwanda, Giulia led a set of large-scale field experiments aiming to understand the determinants of tax compliance.

Publications: 17
AREAS OF EXPERTISE
EDUCATION
All work from Giulia Mascagni
16 March 2022

Digital Financial Services and Digital IDs: What Potential do They have for Better Taxation in Africa

New digital technologies are now being widely used in Africa and lower-income countries (LICs). This has had an impact on tax administration, which has been increasingly digitised. Specifically Digital Financial Services (DFS) and digital IDs can impro …

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14 February 2022

Should Governments Tax Digital Financial Services? A Research Agenda to Understand Sector-specific Taxes on DFS

Digital financial services (DFS) have rapidly expanded across Africa and other low-income countries. At the same time, low-income countries face strong pressures to increase domestic resource mobilisation, and major challenges in taxing the digital eco …

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11 October 2021

The Tax Side of the Pandemic: Compliance Shifts and Funding for Recovery in Rwanda

While much knowledge is being generated on the impact of the pandemic, we still know very little on its implications on taxation in low-income countries. Yet, tax is crucial to fund crisis response and recovery, in addition to broader development plans …

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19 May 2021

The VAT in Practice: Equity Enforcement and Complexity

The Value Added Tax (VAT) is the single largest source of revenue in many countries, raising on average about a quarter of total tax collected and almost 40 per cent in African countries. The theoretical case for adopting a VAT, as opposed to other con …

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17 May 2021

The Economic Impact of the Pandemic in Rwanda: An Analysis of Firm-level VAT Data

There are substantial differences in the spread of the pandemic and the policy response to it between high- and low-income countries (LICs). In terms of case numbers, the pandemic has affected high and middle-income countries (HICs and MICs) much more …

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17 March 2021

Using Administrative Data to Assess the Impact of the Pandemic in Low-income Countries: An Application with VAT Data in Rwanda

This paper uses administrative data from Value Added Tax (VAT) returns to provide insights on the impact of the COVID-19 pandemic in Rwanda. We show that the lockdown in Rwanda had a severe impact on the domestic economy, despite relatively low case nu …

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30 January 2021

The VAT in Practice: Equity, Enforcement and Complexity – Working Paper

The value added tax (VAT) is supposed to be a tax on consumption that achieves greater economic efficiency than alternative indirect taxes. It is also meant to facilitate enforcement through the ‘self-enforcing mechanism’ – based on opposed incentives …

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25 May 2020

Active Ghosts: Nil-filing in Rwanda

Nil-filing refers to taxpayers who report zero on all fields of their tax declaration. It is a largely ignored phenomenon in the tax literature, despite being well known to tax administrators. There is almost no evidence on the characteristics of nil-f …

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17 September 2018

Are There Any Reliable Data on Wages in Low-Income Countries? Observations and Lessons from Ethiopia

Administrative data from tax returns have recently become available in many African countries thanks to the modernisation of revenue authorities and the digitisation of tax records. The availability of these data has opened new opportunities for policy …

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3 July 2018

Can ICTs Increase Tax? Experimental Evidence from Ethiopia

The widespread introduction of information and communication technologies (ICTs) and digitalised data management systems is one of the most important developments among African tax administrations in recent years. However, very little evidence is avail …

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3 April 2018

What is the Role of Taxpayer Education in Africa?

This paper reviews existing initiatives on taxpayer education in Africa, an area that has been largely under-researched in the literature. We start by providing an overview of the wide variety of programmes that African revenue authorities have underta …

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1 January 2017

One Size Does Not Fit All: A Field Experiment on the Drivers of Tax Compliance and Delivery Methods in Rwanda

The literature in this report focused exclusively on high and middle-income countries. This paper begins to fill this gap by reporting on the results of a tax field experiment in Rwanda, while also focusing on some characteristics that may be common to …

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1 December 2016

Linking Taxation and Social Protection: Evidence on Redistribution and Poverty Reduction in Ethiopia

Poverty reduction, and more recently inequality, are pressing concerns in many low and middle-income countries. This is not in the least due as a result of the Sustainable Development Goals committing countries to significant improvements by 2030. In o …

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1 October 2016

The Carrot and the Stick: Evidence on Voluntary Tax Compliance from a Pilot Field Experiment in Rwanda

Key findings from a pilot field experiment on tax compliance, is discussed in this paper. A key objective of the paper, is to provide lessons learned on implementing this type of study in low-income countries, and reporting initial econometric results. …

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1 March 2016

A Fiscal History of Ethiopia: Taxation and Aid Dependence 1960-2010

The fiscal history of Ethiopia is reviewed in this paper, focusing particularly on the period between 1960 and 2010. The detailed fiscal data is available to underpin the analysis. While reviewing the key fiscal and economic events of this period, part …

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1 March 2016

The Corporate Tax Burden in Ethiopia: Evidence from Anonymised Tax Returns

This paper analyzes and computes the tax burden on Ethiopian corporations, measured by the average effective tax rate (ETR) on their profit. Our strongest result regards the relation between tax burdens and firm size. There is a statistically significa …

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1 February 2016

From the Lab to the Field: A Review of Tax Experiments

In recent years, tax experiments have been gaining momentum and with new developments in methods and data availability, tax experiments have gradually moved away from lab settings and towards the field. This movement from the lab to the field has happe …

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