| 1 (102) | National Bureau of Economic Research | USA |  |
| 2 (259) | Institut Zur Zukunft der Arbeit | DEU | |
| 3 (368) | Centre for Economic Policy Research | GBR | |
| 4 (434) | United Nations * | MUL | |
| 5 (507) | United Nations University | MUL | |
| 6 (512) | Institute for Systems and Computer Engineering, Technology and Science | PRT | |
| 7 (516) | UNU Maastricht Economic and Social Research Institute on Innovation and Technology | NLD | |
| 8 (536) | CESifo Group | DEU | |
| 9 (685) | CGIAR Consortium of International Agricultural Research * | MUL | |
| 10 (777) | Barcelona School of Economics | ESP | |
| 11 (876) | Qatar Foundation * | QAT | |
| 12 (969) | International Monetary Fund | USA | |
| 13 (996) | Organisation for Economic Co-operation and Development | FRA | |
| 14 (1283) | Instituto Presbiteriano Mackenzie * | BRA | |
| 15 (1476) | Academic Center for Education Culture and Research * | IRN | |
| 16 (1531) | Fondazione Bruno Kessler | ITA | |
| 17 (1666) | International Food Policy Research Institute | MUL | |
| 18 (1791) | Chinese Research Academy of Environmental Sciences | CHN | |
| 19 (1933) | RAND Corp | USA | |
| 20 (2270) | Chinese Academy for Environmental Planning | CHN | |
| 21 (2304) | Institute of Electrical and Electronics Engineers * | MUL | |
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