As on the occasion of the 20th anniversary of Liechtenstein's EEA membership, a survey of enterprises based in Liechtenstein in selected sectors was conducted to mark the 30th anniversary. The survey was developed by the University of Liechtenstein in close cooperation with the Ministry of General Government Affairs and Finance, the EEA Coordination Unit, the Mission to the European Union, and the Office for Foreign Affairs. A total of 176 interviews were evaluated. The data was analysed separately for the sectors of industry, banking, other financial services, and trades.