| 1 (259) | Institut Zur Zukunft der Arbeit | DEU |  | |
| 2 (368) | Centre for Economic Policy Research | GBR | | |
| 3 (512) | Institute for Systems and Computer Engineering, Technology and Science | PRT | | |
| 4 (516) | UNU Maastricht Economic and Social Research Institute on Innovation and Technology | NLD | | |
| 5 (536) | CESifo Group | DEU | | |
| 6 (777) | Barcelona School of Economics | ESP | | |
| 7 (996) | Organisation for Economic Co-operation and Development | FRA | | |
| 8 (1531) | Fondazione Bruno Kessler | ITA | |
