With the 2018 Winter Olympics in Pyeongchang being over, it can undoubtedly be said that a lot transpired between the both Koreas: the visit of Kim Jong-un's sister to South Korea, the $2.64 million budget from South Korea for members of the North Korean Olympic delegation, and the first time the North…

The winner of the Paul & Tatiana Ehrenfest physics thesis prize 2020 is Koen Bastiaans. He carried out his PhD research in the group of Milan Allan and defended his thesis in December 2019 cum laude at Leiden University.

On 29 June May 2022 Yujing Tan successfully defended a doctoral thesis and graduated.

To improve our teaching and reward excellent teaching assistants, the institute offers a Teaching Assistant Prize to the best teaching assistant of the semester.

The book 'Dutch Income (Re)Distribution, trends 1977-2019' was published on the 14th of October. Files related to the project can be downloaded via this website.

This book closely analyses the rise and fall of Louis XIV's marine insurance institutions in Paris, which were central to the French monarchy's efforts to stimulate commerce, colonial enterprise and economic growth.

What is the size and composition of the Dutch urban mine? How will the urban mine develop over time, and how can it be used as a source of materials as part of a circular economy?

On 12 November, Clare Fenwick defended her doctoral thesis, The Political Economy of Immigration and Welfare State Reform: A Collection of Comparative Political and Economic Essays on Human Mobility and Social Protection. The PhD research was supervised by Olaf van Vliet and Kees Goudswaard.

People need to get to know each other to see the positive side of migration, according to photographer and documentary maker Koen Suidgeest. Since the end of September, Suidgeest has been the new city photographer for the region of Leiden. His goal is to photograph as many cultural identities as possible…

How can we speed up the transition from large cities to a circular metropolis? This is the question that Leiden students and former students Elsemieke, Fabian and Eveline are getting their teeth into. They and seventeen other young academics are taking part in the National ThinkTank and they have four…

It’s Circular Economy Week, from 1 to 6 February. But what is it that makes an economy circular? And just how circular is our university? René Kleijn, lecturer on the honours class Circular Economy: from challenge to opportunity, explains.

On 8 April 2022, researchers of the seed grant project on 'How to Finance Climate Change Policies' presented their work to the Leiden Political Economy Group (L-PEG) and GTGC's Economy and Ecology thematic areas during a research seminar. The title of the presentation was 'How to Finance Green Investments?…

On 22 April 2022, Jan Aart Scholte presented his research to the Leiden Political Economy Group (L-PEG) and to GTGC's thematic area on Economy during a research seminar. The title of the presentation was 'Inequality and Legitimacy in Global Governance'.

Anyone who has taken a walk through the centre of Leiden before might have come across him, an attentive group of tourists gathered around. After studying history, Koen van Toen, or Koen Marijt, started his own business. He now organises historical walks, among other things.

On January 31, 2018 the Data Economy Conference will take place in Budapest. The conference is organized by IVSZ within the EuDEco project. It’s going to be an interesting event with many knowledgeable speakers.

Last monday, the fourth edition of the HOPweek kicked-off. During this week, new students of Leiden University that will study in The Hague will get to know new people, their study, study associations and The Hague. HOPweek 2019 was officially opened during the opening ceremony in the Great Church (De…

This paper sheds light on how better monetary-fiscal coordination can be expected to play out across very different political-economic contexts.

On Tuesday, December 9 2025, Prof. Koen Ottenheyn delivered the last Austria Centre lunch talk of 2025. Prof. Ottenheyn serves as a professor of architectural history at Utrecht University, The Netherlands, and is a member of the Royal Dutch Academy of Sciences and the Academic Curatorium which advises…

The aim of the project is to contribute to the process of archive formation ongoing in Post-Apartheid South Africa through the inclusion of photographs that have been either unacknowledged or excised from the national canon.

On Monday 21 November a lecture was given at Leiden Law School of Leiden University by Belgian Minister of Justice Koen Geens and Dutch Minister of Justice and Security Ard van der Steur in which they talked about international judicial cooperation. The lecture focussed on cooperation between the Netherlands…

Provides a cutting-edge comparative political economy analysis of welfare and inequality across ten East Asian countries.

Het is nog lastig in te schatten wat de gevolgen zijn van de aangekondigde bezuinigingen. Een week na Prinsjesdag kan decaan Koen Caminada al wel wat vragen van binnen FGGA beantwoorden. ‘We staan er relatief goed voor, maar de gevolgen kunnen groot zijn.’

After studying Life Science and Technology, David Louwrier conducted his PhD research at LUCAS about bioart and societal debates around biotechnology. Now that his PhD thesis has been submitted, David is developing educational material about the societal aspects of the biobased economy.

On 22 January 2018, the Massive Open Online Course ’A Circular Economy of Metals: Towards a Sustainable Societal Metabolism’ kicks off. This course is developed and taught by associate professor Ester van der Voet.

On 17 October 2022, Jan Aart Scholte contributed to a conference plenary roundtable on 'From Internet Governance to Digital Political Economy'. Click here to find out more about the event.

This study investigates how the tenure of security (proxied by both inter- and intra-party electoral advantage) affects the engagement and political performance of members of parliament.

President Trump believes that Iran’s economy is collapsing, and that this will leave Iranians no choice but to surrender to the demands of the United States. But these expectations might not come true, says Arash Pourebrahimi at the website of the Harvard Kennedy School.

A new study on the province level material footprint of China underscores the need to improve resource efficiency in the country, which would be crucial for moving to a circular economy. The research carried out by researchers from Tsinghua University in Beijing, China and Leiden University was published…

The role of material production as a driver of environmental impacts is increasing, which calls for a better understanding of global material flows. This thesis explores the role of in-use stocks of products, buildings and infrastructure as a key driver of global material demand and discusses the implications…

In 2017, at the start of the Rutte III cabinet, tax scholars Leo Stevens and Koen Caminada presented a blueprint for a new tax system. Today, four years on, they observe that the cabinet has put little effort into innovations in the area of tax.

In this article, Tokdemir & Klein examine the strategic actions of governments against domestic terrorist groups and domestic terrorist groups’ reactions to such actions.

Reuse everything and stop producing waste. By 2050, the Netherlands should have a circular economy. However, the new Integral Circular Economy Report by the Netherlands Environmental Assessment Agency (PBL) shows that there is still a long way to go. For the report, the Institute of Environmental Sciences…

Last Thursday, the March edition of the ILS Lunch Seminars took place. This well attended seminar took on a slightly different format, as we had the honour of receiving Prof. Vassilis Hatzopoulos from the Panteion University in Athens who presented his latest monograph on the collaborative economy.

How do insurance products transform intimate and personal relations? What are the consequences of the classifications that insurance companies use and how do these affect solidarity, morality and inequality?

Some governments and companies are pursuing a more circular economy, but what is the best way to get there? An international group of industrial ecology researchers wrote a report that stresses the importance of including the scientific side into policies and practices. ‘We feel an obligation to support…

A circular economy in which all resources are reused is a prerequisite for a sustainable world. As EU president, the Netherlands can give a firm impetus to this economic shift. This is the message of Leiden Professor of Industrial Ecology, Arnold Tukker, in his inaugural lecture on 26 February.

An international consortium headed by the Leiden-Delft-Erasmus Centre for Sustainability has been awarded a subsidy for research on the circular economy where all raw materials are recycled.

In a week in which the threat of violent protest against taxi platform Uber made headlines from Athens to Amsterdam, Jorrit Rijpma (Europa Insitute) and Sophia Ranchordás (Groningen University) organised an Leiden Law Exchange (LLX) Roundtable on the recent judgment of the European Court of Justice…

The province of Zuid-Holland faces a wide range of global sustainability issues caused by urbanisation, intensive horticulture and industry. The universities of Leiden, Delft and Rotterdam have the in-house expertise to define knowledge questions, set up research programmes and test results, says Prof.…

Maikel Kuijpers was invited to join a session on material rights, resource use, and craftsmanship during the Carnegie Peacebuilding Conversations held in The Hague’s Peace Palace in September. Organised by Major Alliance the session brought together a diverse panel to discuss “The Universal Declaration…

In 2016, the 23 members of the League of European Research Universities (LERU) generated a collective economic value of €99.8 billion in Gross Value Added and 1.3 million jobs. These and other figures, which appear in a just published report by LERU, demonstrate the impressive contribution that LERU…

To conclude, this thesis provides valuable methodological insights to address data gaps and improve environmental impact assessments within the circular economy, with a particular focus on product reuse and sharing practices. Through empirical analysis and innovative approaches, it aims to support informed…