|
Centre for Economic Policy Research (United Kingdom)
17
|
Environment for Development Initiative (Sweden)
15
|
Resources for the Future (United States)
12
|
|
Center for American Progress (United States)
9
|
International Institute for Sustainable Development (Canada)
5
|
Institute for Global Environmental Strategies (Japan)
3
|
|
International Institute for Environment and Development (United Kingdom)
2
|
Fondazione Eni Enrico Mattei (Italy)
1
|
The Australia Institute (Australia)
1
|
