Biography

Tsilly Dagan is Professor of Taxation Law at Oxford University and a Fellow of Worcester College. Professor Dagan’s main fields of research and teaching are tax law and policy (both domestic and international) and the interaction of the state and the market. Her book International Tax Policy: Between Competition and Cooperation (Cambridge University Press) is the winner of the 2017 Frans Vanistendael Award for International Tax Law. Professor Dagan studied law at Tel Aviv University (LL.B., S.J.D.) and New York University (LL.M in Taxation) and joined Bar-Ilan University where she served as Associate Dean for Research as well as Editor-in-Chief of the law review and was appointed the Raoul Wallenberg Professor of Law. Professor Dagan has taught and researched as a scholar in residence at the University of Michigan, University of Western Ontario, and Columbia University, and was a member of the Group on Global Justice at the Institute of Advanced Studies, Jerusalem.

SSRN; Google Scholar

Publications

Selected publications

  • AE Ezrachi, 'Merger Notification Thresholds – Reflections on the degree of exposure to competition law regimes world wide' (2008) 60 ICFAI Reader
    ISBN: 9770972509009

Chapter (3)

Book (1)

Journal Article (7)

T Dagan and T Fisher, 'State Inc.' (2018) 27 Cornell Journal of Law & Public Policy 661
T Dagan and A Margalith, 'Tax, State and Utopia' (2014) 33 Virginia Tax Review 33 VIRGINIA TAX REVIEW 549 549

Research programmes

Research Interests

Tax law and policy (both domestic and international) and the interaction of the state and the market.

Options taught

Taxation Law

Events organised by Tsilly Dagan

Past events

06 Apr 2021

Tuesday - 2:00PM

Tax Cooperation in an Unjust World

International Tax Governance and Justice

Speaker

Allison Christians (with Laurens van Apeldoorn)

Speaker Affiliation

McGill

Venue

Online via Zoom

02 Mar 2021

Tuesday - 2:00PM

Taxing Profit in a Global Economy

International Tax Governance and Justice

Speaker

Michael Devereux & John Vella

Speaker Affiliation

Oxford University Centre for Business Taxation

Venue

Online Event

01 Dec 2020

Tuesday - 2:00PM

Is neoliberalism still spreading? The impact of international cooperation on capital taxation

International Tax Governance and Justice

Speaker

Thomas Rixen

Speaker Affiliation

Freie Universität Berlin

Venue

Zoom

10 Nov 2020

Tuesday - 2:00PM

Financial Migration: The Ethics of Global Capital Movement

International Tax Governance and Justice

Speaker

Chiara Cordelli

Speaker Affiliation

University of Chicago

Venue

Zoom

06 Oct 2020

Tuesday - 2:00PM

Serenity Now! The (not so) Inclusive Framework and the Multilateral Instrument

International Tax Governance and Justice

Speaker

Yariv Brauner

Speaker Affiliation

University of Florida, Levin College of Law

Venue

LIVE ONLINE SEMINAR

01 Sep 2020

Tuesday - 2:00AM

A Constitutional Moment in Cross-Border Taxation

International Tax Governance and Justice

Speaker

Steven Dean

Speaker Affiliation

NYU Law School

Venue

LIVE ONLINE SEMINAR

14 Jul 2020

Tuesday - 2:00PM

Unraveling the Tax Treaty

International Tax Governance and Justice

Speaker

Rebecca Kysar

Speaker Affiliation

Fordham University School of Law

Venue

Online

17 Jun 2020

Wednesday - 2:00PM

The Transformation of International Tax

International Tax Governance and Justice

Speaker

Ruth Mason

Speaker Affiliation

University of Virginia

Venue

Online

Research projects