|
National Bureau of Economic Research (United States)
6
|
Centre for Economic Policy Research (United Kingdom)
2
|
Ashoka Trust for Research in Ecology and the Environment (India)
1
|
|
Brookings Institution (United States)
1
|
Centro Euro-Mediterraneo sui Cambiamenti Climatici (Italy)
1
|
International Institute for Sustainable Development (Canada)
1
|
|
Resources for the Future (United States)
1
|
