Technical Note
WIID Companion (March 2021): data selection
This document is part of a series of technical notes describing the compilation of a new companion database that complements the World Income Inequality Database (WIID). It aims at facilitating the analysis of inequality as well as progress in...
Technical Note
WIID Companion (March 2021): integrated and standardized series
This document is part of a series of technical notes describing the compilation of a new companion database that complements the World Income Inequality Database. It aims at facilitating the analysis of inequality as well as progress in achieving the...
Technical Note
WIID Companion (March 2021): gobal income distribution
This document is part of a series of technical notes describing the compilation of a new companion database that complements the UNU-WIDER World Income Inequality Database. It aims at facilitating the analysis of inequality as well as progress in...
Working Paper
Trends in global inequality using a new integrated dataset
This paper presents preliminary evidence of the annual global income distribution since 1950 using a new integrated dataset that aggregates standardized country income distributions at the percentile level estimated from various sources in the World...
Technical Note
WIID Companion (May 2021): data selection
This document is part of a series of technical notes describing the compilation of a new companion database that complements the World Income Inequality Database (WIID). This technical note describes the first stage in constructing the new version...
Technical Note
WIID companion (May 2021): integrated and standardized series
This document is part of a series of technical notes describing the compilation of a new companion database that complements the World Income Inequality Database (WIID). A previous note described the selection of income distribution series. Since...
Technical Note
WIID Companion (May 2021): global income distribution
This document is part of a series of technical notes describing the compilation of a new companion database that complements the World Income Inequality Database (WIID). This technical note describes the construction of the global distribution...
Blog
New WIID Companion to improve the study of inequality
by
Carlos Gradín
April 2021
There is a growing need to understand income inequality trends and how they interplay with other social, economic, and political outcomes, both at the...
Working Paper
Trends in inequality within countries using a novel dataset
We revisit trends in within-country income inequality using a newly integrated dataset that covers at least 70 per cent of the global population since 1980. We investigate absolute and relative inequality trends across the past four decades...
Blog
Inequality: Driving forces and policy solutions
by
Carlos Gradín, Miguel Niño-Zarazúa
May 2019
The many faces of inequality Measuring inequality isn’t as simple as it may seem. We know that since the 1970s global inequality has been falling in...
Working Paper
Investigating inequality trends in Africa
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...
Working Paper
Understanding inequality and its evolution in Kenya
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...
Journal Article
Revisiting the trends in global inequality
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...
Working Paper
Economic inequality and subjective well-being across the world
We here use repeated cross-section data from the Afrobarometer, Asianbarometer Latinobarometer, and Eurobarometer to analyse the variables that are correlated with both current and future evaluations of standards of living. These are related not only...
Blog
In the Director's chair: Reflections on my first six months as Director
My first six months as Director of UNU-WIDER have been busy, enlightening, and rewarding. We’ve launched a new work programme, with flagship projects...
Panel discussion
Open dialogue on inequality in the 21st century
Fri, 29 March 2019
Ex-Press Bar, Third Floor of the General Assembly, United Nations Headquarters,
1st Avenue at 46th Street,
New York,
United States
Past event
Presentation
UNU-WIDER at the 2023 Nordic Conference in Development Economics
Tue, 13 June 2023
–
Thu, 15 June 2023
School of Business, Economics and Law,
Vasagatan 1,
Gothenburg,
Sweden
Past event
Project workshop
World Income Inequality Database (WIID) authors' workshop
UNU-WIDER's World Income Inequality Database research project holds a virtual workshop that brings together researchers selected under the project's open call for research proposals. The selected papers fulfill a project aim to improve understanding...
Mon, 4 July 2022
–
Tue, 5 July 2022
Virtual,
Finland
Past event
Working Paper
Changes in inequality within countries after 1990
In this paper, we use the World Income Inequality Database to assess the main trends in inequality within countries since around 1990. We cope with the heterogeneity in the original information (regarding the measure of resources, equivalence scale...
Working Paper
Inequality configurations
The notion of multidimensional inequality has attracted attention lately, but mostly as a micro approach to measuring inequality in well-being in a more complete way. We argue that considering inequality in a multidimensional way from a macro...
Blog
Interview with Carlos Gradín on global inequality for the Conversation Weekly podcast
by
UNU-WIDER
January 2022
The following is an excerpt: mRNA vaccines, asteroid missions and collaborative robots: what to watch in science in 2022 – podcast Daniel Merino, The...
Blog
Is a strong middle class the secret to high levels of human development?
by
David Castells-Quintana, Carlos Gradín, Vicente Royuela
April 2023
Many countries today experience increasing or persistent income inequality, a major concern for citizens and politicians alike. This concern is...
News
New release of the World Income Inequality Database — new WIID version includes companion datasets to improve study of global inequality
The UNU-WIDER World Income Inequality Database ― widely known by its acronym WIID ― provides the most comprehensive set of income inequality statistics available. It presents detailed information on income inequality for developed, developing, and transition countries. The latest version of the WIID can be downloaded here.
Database
World Income Inequality Database - WIID
The World Income Inequality Database (WIID) presents information on income inequality for most countries and historical entities. It provides the most comprehensive set of income inequality statistics available and can be downloaded for free. This...
News
New updates to the World Income Inequality Database (WIID)
The UNU-WIDER World Income Inequality Database ― widely known by its acronym, WIID ― provides the most comprehensive set of income inequality statistics available. It presents detailed information on income inequality for developed, developing, and transition countries.
News
Stephen Jenkins on the World Income Inequality Database
The Society for the Study of Economic Inequality has commissioned a series of papers appraising databases containing information about inequality in different countries and globally.These evaluations are forthcoming in a special issue of The Journal of Economic Inequality.
News
Updated Version of World Income Inequality Database now Freely Downloadable
The UNU-WIDER World Income Inequality Database (WIID) collects and stores data on income inequality for developed, developing, and transition countries.
Database
World Income Inequality Database - WIID, version 6 May 2020
Note | Newer version available. Go to WIID. With this WIID version, observations reach the year 2018 and coverage is extended to 200 countries (including historical entities), with over 11,000 data points in total. There are now more than 3,600...
Database
Previous versions of the WIID
WIID3.0 consists of a checked and corrected WIID2.0 and new estimates from National Survey statistics obtained from the respective country official websites, the Socio-Economic Database for Latin America and the Caribbean, Transmonee, Luxembourg Income Study database, OECD and Eurostat.
Lecture
Global personal economic inequality and population dynamics
Presentation For more information on this lecture series, please refer to Critical Academy. UNU-WIDER WIID The UNU-WIDER World Income Inequality Database (WIID) collects and stores information on income inequality for developed, developing, and...
Tue, 19 November 2013
University of Helsinki,
Yliopistonkatu 4,
Helsinki,
Finland
Past event
Blog
Are China and India highly unequal countries?
‘The Number of Countries with High Inequality’ is the World Bank’s newest inequality indicator, one which it says will guide work on its agenda to...
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