This book presents concrete solutions for managing the legal risks distorting the development of various areas of EU law. It pursues an innovative and effective approach to identify legal risks, their causes at the EU level and their impacts on the functioning of the Union and its Member States. It…

In the past years access to EU law has been significantly enhanced via services such as EUR-Lex. This development not only allows for easy retrieval of individual legal acts, but for collecting information about the evolution of EU law in the aggregate as well.

Professor Christa Tobler and Jacques Beglinger have written two new publications.

In August 2018, the fourth edition of the teaching and learning materials

European labour law has an unmistakable influence on national law. This applies even more to the case-law of the Court of Justice of the European Union (CJEU), as it has implications for the application of European law in the Member States and with it the interpretation of national law. Collected Cases…

On 29 and 30 November, Masaryk University in Brno (Czech Republic) hosted this year’s Cyberspace conference, where Gavin workshopped a paper-in-progress entitled ‘Ready! Fire! Aim? EU law’s battle for relevance in the war against terrorist content online’.

The increase in the European Union's executive powers in the areas of economic and financial governance has thrown into sharp relief the challenges of EU law in constituting, framing, and constraining the decision-making processes and political choices that have hitherto supported European integration.…

The individual in the EU: The application of insights from social psychology to improve the legitimacy and conflict-solving capability of the EU

Published by Brill Nijhoff and written by leading experts including national judges, academics and practitioners East African Community Law is the first comparative as well as open access textbook on EAC law. The book provides a key resource for the research, teaching, and practice of EAC law. It also…

What are the institutional dynamics of the adoption of internal market legislation?

This book is the first to incorporate current academic literature and case law on European, transnational, and international media law into a comprehensive overview intended primarily for students.

This article presents two related arguments. First, the limits of doctrinal analysis cut deeper than many EU lawyers realise. Most would probably accept that legal doctrine does not determine every legal dispute, but lawyers studying EU institutional balance often still assume that it can be deduced…

On 23 April, Andreas Häuselmann defended the thesis 'EU privacy and data protection law applied to AI: unveiling the legal problems for individuals'. The doctoral research was supervised by Gerrit-Jan Zwenne and Bart Custers.

EU Cyber Direct – EU Cyber Diplomacy Initiative supports the European Union’s cyber diplomacy and international digital engagements in order to strengthen rules-based order in cyberspace and build cyber resilient societies. To that aim, we conduct research, support capacity building in partner countries,…

On 19 September 2019, Lynette Janssen defended her thesis 'EU Bank Resolution Framework: A comparative study on the relation with national private law'. The doctoral research was supervised by Prof.mr. W.A.K. Rank and prof. M. Haentjens.

Carlotta Rigotti co-authors a new publication on EU law and image-based sexual abuse in the German Law Journal.

The Law of the European Union is a complete reference work on all aspects of the law of the European Union, including the institutional framework, the Internal Market, Economic and Monetary Union and external policy and action.

Christa Tobler and Jacques Beglinger (guest lecturer at Leiden Law School) in collaboration with Veronika Yefremova have developed a number of introductory charts on the legal relationship between Ukraine and the European Union.

The EU JudgeCo Platform provides valuable sources on cross-border insolvency court-to-court cooperation and communication in a EU context.

The EUTAXGOV Chair will address the EU Standard of Tax Good Governance. This Standard has been introduced in 2008 by the ECOFIN Council with a view to tackle tax fraud and evasion by companies and individuals and as a pre-condition for third (non-EU) countries that receive EU development aid, and concluded…

On 26 June 2019, Lisa Louwerse defended her thesis 'The EU’s Conceptualisation of the Rule of Law in its External Relations: Case Studies on Development Cooperation and Enlargement'. The doctoral research was supervised by Prof. C.A.P. Hillion.

This project aims to design Principles and Guidelines to improve coordination between courts in Europe for insolvency and related proceedings.

The prohibition of anti-competitive unilateral conduct by firms with market power is not absolute, but allows for derogation.

On 5 June, Maarten Aalbers defended the thesis 'The balancing of general interests in EU State Aid Law: blurred lines between the prohibition and the compatibility of aid'. The doctoral research was supervised by Pieter van Cleynenbreugel and Stefaan van den Bogaert.

Irma Johanna Mosquera Valderrama is Full Professor Global Tax Governance, EU Holder Jean Monnet Chair EUTAXGOV at Leiden Law School (Leiden University), the Netherlands and Lead Researcher of the European Research Council (ERC) Funded Project – GLOBTAXGOV.

Ending the United Kingdom’s (UK) forty-seven year European Union (EU) membership has fundamentally transformed its relationship with the EU. After years of tumultuous negotiations, international law now once again governs the UK’s relationship with the EU. This has resulted in a sophisticated body of…

Brendan Carroll promoted On Thursday October 30th Brendan Carroll successfully defended his PhD dissertation entitled:

This paper aims to understand the most common underlying problems causing strategic surprise in the context of the European Union.

The Europa Instituut is pleased to announce that on 21 November 2016 a new handbook “EU State Aids” (31 Chapters, 1500 pages) was published.

EUMOTIONS explores the role of emotions expressed by political elites (at EU- and member state-level) in framing the EU’s policy options during international crises.

In February 2014, the Swiss voting population accepted a constitutional initiative that aims at limiting migration through quota and, in the field of employment, national preference.

Leiden2022 is holding the event for young researchers from 12 to 18 September 2022: the EU Contest for Young Scientists (EUCYS).

For a Union closer to its citizens: social psychological insights into EU-level redistribution and perceived legitimacy.

Development of scenarios for 2050 detailed in an IO framework

Despite an increased EU role in the preparedness, monitoring and coordination of health emergencies over the past two decades, Member States’ responses to the first wave of COVID-19 were surprisingly uncoordinated. In light of calls to improve cooperation regarding future health emergencies, this article…

The Jean Monnet EU Research Seminar Series aims at engaging a wider community of EU scholars at the University and bring excellent academics to Leiden, at various stages of their careers, to present their cutting-edge research and stimulate debate at a highest academic level.

Just Published: EU Banking and Insurance Insolvency (second edition) Authored and Edited by Gabriel Moss QC, Bob Wessels and Matthias Haentjens Published by Oxford University Press

How to explain the apparent high success rates of the EU infringement procedures, which are the major tools for enforcing EU law, against the member states?

Politicians' statements often involve emotions, shaping public perceptions. This study highlights the role of emotions in EU foreign policy.

Hart Publishing in Oxford has published the first book in a series entitled ‘Restatement of Labour Law in Europe’. This particular book deals with the question of which employees are protected by labour law (‘The concept of employee’).

LIACS is a partner in RISE_SMA, an interdisciplinary, international network combining excellent scholars and practitioners to enable vigorous knowledge sharing and to develop solutions for contemporary challenges for Social Media Analytics (SMA).

On 7 November 2024, an ESIL Joint Colloquium, organised by the European Society of International Law (ESIL) Interest Group ‘The EU as a Global Actor’ (IG EUGLOBAL), in partnership with the Interest Group on Migration and Refugee Law (IG MigRefLaw), took place on the topic ‘The EU as an (Imperfect) Global…

This dissertation looks into the role of discretion granted by EU directives (Article 288 Treaty on Functioning of the European Union) in legislative decision-making and national transposition processes of these directives.

On 10 May 2021, Melanie Fink and Barbora Budinská published their views on recent developments in the areas of EU regulation of Artificial Intelligence and the Banking Union respectively as Op-Eds on EU Law Live.