The European Workshop on Economic Theory (EWET) is an annual workshop on economic theory and mathematical economics. Established in 1991 as the European Workshop on General Equilibrium Theory, the workshop series has grown to cover, along with general equilibrium theory, research in decision theory, information economics, game theory, bargaining and matching and social choice.
The workshop has been hosted by the University of Geneva (1991), European University Institute (1992), Université Catholique de Louvain-la-Neuve (1993, 1997), University of Copenhagen (1994, 1999), Universitat Autònoma de Barcelona (1995, 1998), Université Paris 1 Panthéon-Sorbonne (2000, 2014, 2018), University of Maastricht (2001), National Technical University of Athens (2002), Bielefeld University (2003), University of Venice (2004), University of Zurich (2005), Universidade Nova de Lisboa (2006), University of Warwick (co-organized with Queen Mary University, 2007), University of Salerno (2008), Universitat Pompeu Fabra (2009), Cracow University of Economics (2010), Universidade de Vigo (2011), University of Exeter (2012), University of Vienna (2013), University of Naples Federico II (2015), University of Glasgow (2016), University of Salamanca (2017), Paris School of Economics (2018) and Humboldt University w Berlinie (2019).
In 2021, the Workshop is planned at the University of Haifa (Israel), and in 2022, at the Warsaw School of Economics (Poland). A special event will be a session devoted to Professor Jerzy Łoś. 2021 is the 101st anniversary of the birth of Professor Jerzy Łoś (22 March 1920 - 1 June 1998), an outstanding Polish mathematician and economist.