Tsilly DaganTsilly Dagan is Professor of Taxation Law at the University of Oxford and a Fellow of Worcester College . Her main fields of research and teaching are tax law and policy (both domestic and international) and the interaction of the state and the marke. Her book International Tax Policy: Between Competition and Cooperation (Cambridge University Press) was the winner of the 2017 Frans Vanistendael Award for International Tax Law. Read More Read Less