- Ludwig-Maximillians-Universität Munich
External person
- University of Copenhagen
- King's College London
- Universitetet i Bergen
External person
- VIVE - The Danish Center for Social Science Research
External person
- Institut für Europäische Politik
External person
- Open University, Milton Keynes
External person
- European University Institute
External person
- Ludwig-Maximillians-Universität Munich
External person
- Chung-Hua Institution for Economic Research
External person
- Embassy of the Republic of Poland
External person