The billionaire tax – a (modest) proposal for the 21st century

As recent projections warn that we’re off-track to reduce inequality for the 2030 deadline of the Sustainable Development Goals, the pressing need for equitable tax systems takes center stage at the 28th WIDER Annual Lecture on 4 September 2024. Esteemed economist Gabriel Zucman examines how disparities of current tax structures guarantee this inequality is persistent due to advantages enjoyed by the ultra-wealthy.

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luxurious meal versus poor meal
Uganda TIN registration form, calculator, currency, pen. Image: Kalungi Kabuye / UNU-WIDER

WIDER Seminar Series

The WIDER Seminar Series has returned! Beginning in March, join either online or in person for the 2024 season of this exciting event series to hear the latest research in development.

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1167 past and upcoming events

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Annual Lecture
luxurious meal versus poor meal The billionaire tax – a (modest) proposal for the 21st century
Wed, 4 September 2024 15:00 – Wed, 4 September 2024 18:15
Ravintola Töölö, Runeberginkatu 14–16, Helsinki, Finland
Presentation
Landscape of Prague UNU-WIDER at IIPF Conference 2024
Wed, 21 August 2024 08:00 – Fri, 23 August 2024 18:00
Prague University of Economics and Business, Prague, Czechia
Open for registration
Workshop
COLMOD training

The COLMOD training is part of the SOUTHMOD project and focuses on the use and application of the COLMOD model for analyzing tax and benefit policies in Colombia. This workshop is designed for existing and potential new users at government offices...

Mon, 22 July 2024 08:00 – Fri, 26 July 2024 12:30
Online, Colombia
Open for registration
Seminar
papers and calculator on table SA-TIED Seminar Series: Exploring options to deepen and broaden the personal income tax base in South Africa
Thu, 11 July 2024
Online - Zoom, Pretoria, South Africa
Past event
Presentation
Routine-biased technological change and inequality in developing countries

UNU-WIDER Director Kunal Sen speaks at the 4th Development Economics Conference at the University of Lincoln. His session will share new findings on the relationship between earnings inequality or wage polarization and globalization, technological...

Mon, 24 June 2024 – Wed, 26 June 2024
Lincoln International Business School, University of Lincoln , Lincoln, United Kingdom
Past event
Presentation
Global governance and sustainable development: revitalizing research to support multilateral solutions

UNU-WIDER is represented at the 2024 Annual Meeting of the Academic Council of the United Nations (ACUNS) by Rachel M. Gisselquist, where she will share research findings on addressing gender and group-based inequalities and multilateral efforts to...

Thu, 20 June 2024 – Sat, 22 June 2024
United Nations University – Tokyo, 5-53-70, Jingumae, Shibuya-ku, Tokyo, Japan
Past event
Seminar
Julien Wolfersberger on Climate immobility in sub-Saharan Africa
Wed, 12 June 2024
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Seminar
Alexandra Hartmann on Empowerment on the move? An experiment in supporting forcibly displaced people in Greece
Tue, 4 June 2024
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Workshop
Original data collection in Global South countries

A three-day workshop dedicated to data collection in Global South countries for UNU-WIDER researchers is held 3–5 June 2024. This event explores the methodologies, challenges, and ethics of field research in complex environments.Tentative schedule3...

Mon, 3 June 2024 – Wed, 5 June 2024
Sustainability Library - UNU-WIDER, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Webinar
Photo of a person carrying items for sale in Vietnam UNU-WIDER and WIEGO Webinar: COVID-19 and the Informal Economy – Impact, Recovery and the Future
Thu, 30 May 2024
Finland
Past event
Project meeting
Tanzania Revenue Authority visits UNU-WIDER headquarters

Over five days between 27–31 May, members of the Tanzania Revenue Authority (TRA) and contributing researchers to the Building up efficient and fair tax systems project meet with researchers at UNU-WIDER for practical sessions to finalize research...

Mon, 27 May 2024 – Fri, 31 May 2024
UNU-WIDER, Katajanokkanlaituri 6 B, Helsinki, Finland, Finland
Past event
Project workshop
Workshop on the MicroZAMOD update in Zambia

Members of the International Labour Organization, Zambia Institute for Policy Analysis and Research (ZIPAR), UNU-WIDER's SOUTHMOD team, and the Zambia Statistics Agency (ZAMSTATS) meet in Livingstone, Zambia to further develop Zambia's tax and...

Mon, 27 May 2024 – Thu, 30 May 2024
Protea Hotel, Livingstone, Zambia, Zambia
Past event
Presentation
World Village Festival 2024 search image Courage and peace – UNU-WIDER at the World Village Festival 2024
Sat, 25 May 2024 – Sun, 26 May 2024
Suvilahti, Helsinki, Finland
Past event
Seminar
Nagesh Kumar on Manufacturing and India’s green transition: challenges, opportunities and policies
Wed, 22 May 2024
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Presentation
UNU-WIDER research presented at ZEW conference

In May, UNU-WIDER researcher Kwabena Adu-Ababio presents at the 2024 ZEW Public Finance Conference in Mannheim, Germany.

Thu, 16 May 2024 – Fri, 17 May 2024
ZEW – Leibniz Centre for European Economic Research, L7 1, Mannheim, Finland
Past event
Conference
The world at crossroads – securing the future generations The world at crossroads – securing the future generations
Tue, 14 May 2024 – Thu, 16 May 2024
Radisson Blu Hotel and Residence, Avenida Marginal 141, 9999, Maputo, Mozambique
Past event
Lecture
Kunal Sen gives the 2024 annual Sadli Lecture—Broken Ladders? Labour Market Inequality in Indonesia and India

UNU-WIDER Director Kunal Sen gives the 18th Sadli Lecture on Broken Ladders? Labour Market Inequality in Indonesia and India as a part of the annual lecture series of the Australian National University (ANU) Indonesia Project. The event is hybrid...

Wed, 8 May 2024
Universitas Indonesia, Depok, Indonesia
Past event
Workshop
UNU-WIDER supports learning at the Addis Tax Initiative regional workshop on tax expenditures

UNU-WIDER Research Fellow Amina Ebrahim joins the Addis Tax Initiative (ATI) Asia regional follow-up technical meeting on tax expenditures in Kathmandu, Nepal as a presenter.

Tue, 7 May 2024 – Thu, 9 May 2024
Hotel Yak & Yeti, Durbar Marg, Kathmandu 44600, Nepal, Kathmandu, Nepal
Past event
Presentation
Assessing the macroeconomic impact of power outages in South Africa with Richard Kima

UNU-WIDER Research Fellow, Richard Kima presents his work-in-progress Working Paper titled ‘Estimating the Macroeconomic Costs of Power Outages in South Africa at the South African Reserve Bank Research’ Seminar on April 11, 2024, and at the...

Mon, 6 May 2024
Online, 238 Mazisi Kunene Rd, Glenwood, 4041, Durban, South Africa
Past event
Seminar
Bruno Martorano on Social movements and preferences for redistribution
Tue, 30 April 2024
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Seminar
young boy in a market SA-TIED Seminar Series: Proposal for the extension, redesign, and repurposing of the SRD grant, with a focus on poverty and unemployment reduction.
Tue, 30 April 2024
Online, South Africa
Past event
Presentation
Bridging the gap: Unveiling the potential of Tanzania's SMEs through VAT insights

UNU-WIDER Research Fellow Amina Ebrahim speaks at the Chr. Michelsen Institute (CMI) in Bergen, Norway. She presents the findings of a forthcoming WIDER Working Paper to the research staff. Her findings support opportunities for expanding knowledge...

Mon, 29 April 2024
Bergen, Jekteviksbakken 31, Norway
Past event
Webinar
How much tax can low-income countries raise?

In a world where lower-income countries face financing challenges exacerbated by climate change, the Sustainable Development Goals, and recent global health crises, the question of optimizing tax revenue is more pressing than ever. This panel...

Wed, 17 April 2024
Hybrid, Finland
Past event
Policy workshop
Labour market inequality and intergenerational mobility

UNU-WIDER hosts an inception workshop on labour market inequality and intergenerational mobility part of the new inequality theme as part of our current 2024–27 work programme. On 16 April 2024, we host a collaborative brainstorming session that...

Tue, 16 April 2024
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Presentation
Presentation of SA-TIED Working Paper on Worker mobility and productivity spillovers

Carol Newman, co-academic lead for SA-TIED's Workstream 1 on Enterprise development for job creation and growth, will present an SA-TIED Working Paper titled "Worker mobility and productivity spillovers: An Emerging Market Perspective" at the...

Fri, 12 April 2024
Newman Building (NTh 1), University College Dublin, Belfield, Dublin 4, Ireland, Dublin, Ireland
Past event
Seminar
Nicole Hassoun on Measuring population health: avoiding discrimination
Thu, 11 April 2024
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Project meeting
Work-in-progress meeting on tax research collaboration in Uganda

On 9 April 2024, UNU-WIDER's Domestic Revenue Mobilization (DRM) programme, financed by Norad, hosts a work-in-progress meeting in continuation of the collaborative efforts with Uganda.Master's students present their theses, highlighting recent...

Tue, 9 April 2024
Hybrid, Finland
Past event
Workshop
CSPR MicroZAMOD training workshop

The Civil Society for Poverty Reduction (CSPR) is excited to announce a CSPR MicroZAMOD training workshop in Lusaka from 25–28 March 2024. This intensive four-day event is part of the SOUTHMOD project and aims to bring together staff members of CSPR...

Mon, 25 March 2024 – Thu, 28 March 2024
Lusaka, Zambia
Past event
Seminar
Andrea Vaccaro on how (the lack of) state experience shapes today’s fragile states
Wed, 20 March 2024
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Workshop
UNU-WIDER facilitates learning at 2024 ATI Tax Gap Workshop

Organized by the Addis Tax Initiative (ATI), in partnership with the International Monetary Fund (IMF)’s AFRITAC East and Fiscal Affairs Department (FAD), UNU-WIDER and the World Bank’s Global Tax Program.

Tue, 19 March 2024 – Thu, 21 March 2024
Dar es Salaam, Tanzania
Past event
Policy workshop
Financing infrastructure development in the context of climate change

Join us for a policy debate in which leading experts and policymakers explore the future of South Africa's infrastructure in the context of climate change. This discussion will focus on the impact of climate change on long-term infrastructure...

Mon, 18 March 2024
Wits Origins Centre, University of the Witwatersrand, 1 Jan Smuts Avenue, Braamfontein 2000, Johannesburg, South Africa
Past event
Panel discussion
Photo of two factory chimneys with steam coming out of them against a blue sky. Connecting the productivity challenge with development policies in Latin America and the Caribbean
Wed, 13 March 2024
Raúl Prebisch Hall, ECLAC, Av. Dag Hammarskjöld 3477, Vitacura, Santiago de Chile, Chile
Past event
Seminar
Man working, Zambia, search image. Image: Jean Mandela / UNU-WIDER LDC5 Monitor – Defining its scope and uses
Thu, 7 March 2024
Online, Helsinki, Finland
Past event
Conference
LDC Future Forum 2024 logo search image Innovation for structural transformation in Least Developed Countries – LDC Future Forum
Tue, 5 March 2024 – Thu, 7 March 2024
Online, Helsinki, Finland
Past event
Seminar
Kunal Sen on Varieties of Structural Transformation – SOAS Seminar series

Kunal Sen joins the SOAS Economics Seminar Series to present insights from the book Varieties of Structural Transformation.One of the key features of modern economic growth is the process of structural transformation, which is the movement of workers...

Thu, 29 February 2024
SOAS, University of London main building, RB01, 10 Thornhaugh St, London, United Kingdom
Past event
Webinar
Men constructing a building. Image: Ricardo Gomez Angel / Unsplash Achieving the SDGs despite slow growth – UNU-WIDER and UN DESA launch the 2024 World Economic Situation and Prospects report
Wed, 7 February 2024
Online, Helsinki, Finland
Past event
Presentation
Tax administrative data work presented at Addis Tax Initiative East Africa follow-up meeting

Amina Ebrahim, UNU-WIDER Research Fellow, presents and runs a training at the Addis Tax Initiative (ATI) East Africa regional follow-up technical meeting on tax expenditures in Dar es Salaam, Tanzania on 6-8 December 2023. The regional meeting is...

Wed, 6 December 2023 – Fri, 8 December 2023
Dar es Salaam, Tanzania
Past event
Presentation
Abrams M.E. Tagem presents at the CERDI research seminar

UNU-WIDER Research Associate Abrams M.E. Tagem presents at the research seminar of the Centre d'Etudes et de Recherches sur le Développement International (CERDI), on 5 December 2023 in Clermont-Ferrand, France.He presents the WIDER Working Paper...

Tue, 5 December 2023
26 avenue Léon Blum, Clermont-Ferrand, France
Past event
Workshop
Navigating administrative data access: strategies, reasons, and partner perspectives

The United Nations World institute for Development Economics Research (UNU-WIDER), the National Treasury of South Africa, the Spatial Economic Activity Data South Africa, and the Southern African Towards Economic Development (SA-TIED) programme, with...

Mon, 4 December 2023 – Fri, 8 December 2023
Stats SA Auditorium, ISIbalo House, Koch Street; Salvokop , Pretoria, South Africa
Past event
Presentation
Kunal Sen joins ESCAP Expert Group Meeting on the Countries with Special Needs Development Report 2024

On 1 December UNU-WIDER Director, Kunal Sen, joins the ESCAP Expert Group Meeting on their flagship publication, the Countries with Special Needs Development Report 2024. Prof. Sen's presentation contributes to discussions on the evolving role of the...

Fri, 1 December 2023
ESCAP , Bangkok, Thailand
Past event
Seminar
Nadine Riedel on the effectiveness of countermeasures against multinational tax avoidance
Wed, 29 November 2023
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Presentation
CGD webinar on methane, people on the screen Extractives for Development work presented at Center for Global Development webinar
Tue, 21 November 2023
Online, United States
Past event
Workshop
First PERUMOD training and launch event

As part of the SOUTHMOD project, the national team at Universidad del Pacífico in collaboration with UNU-WIDER and International Inequalities Institute at the London School of Economics and Political Science organizes the first training and launch...

Mon, 20 November 2023 – Thu, 23 November 2023
Universidad del Pacífico, Peru
Past event
Webinar
Financial Benefit Sharing in the Energy Transition

UNU-WIDER and the Intergovernmental Forum on Mining, Minerals, Metals and Sustainable Development (IGF) host the sevent researchers’ seminar on Extractive industries: Taxation and revenues. This online seminar, themed Financial Benefit Sharing in the...

Thu, 16 November 2023
Online, Netherlands
Past event
Seminar
Gabriela Zapata Román on The motherhood effect on women's labour trajectories: preliminary results
Wed, 15 November 2023
Hybrid, Katajanokanlaituri 6 B, Helsinki, Finland
Past event
Policy seminar
Uganda TIN registration form, calculator, currency, pen. Image: Kalungi Kabuye / UNU-WIDER Findings from recent research based on Ugandan administrative tax data
Wed, 15 November 2023
Hotel Protea by Marriott, Elgon Terrace, Kampala, Uganda
Past event
Presentation
New York scryscraper silhouette search image. Image: Zach Miles / Unsplash UNU-WIDER at the Dialogue on Tax and SDGs conference
Tue, 14 November 2023 – Fri, 17 November 2023
Online, New York, United States
Past event
Workshop
Introduction to Spatial Data Using QGIS

On 14 -16 November 2023, SA-TIED will to host a comprehensive training workshop on the "Introduction to Spatial Data Using QGIS” at Statistics South Africa. The training is tailored for SA-TIED programme partners and will be delivered by Dr. Bruno...

Tue, 14 November 2023 – Thu, 16 November 2023
Stats SA Auditorium, ISibalo House, Koch Street; Salvokop , Pretoria, South Africa
Past event
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