|
International Institute for Environment and Development (United Kingdom)
4
|
Potsdam Institute for Climate Impact Research (Germany)
3
|
Brookings Institution (United States)
2
|
|
International Institute for Applied Systems Analysis (Austria)
2
|
Resources for the Future (United States)
2
|
Institute for Applied Ecology (Germany)
1
|
|
National Bureau of Economic Research (United States)
1
|
RAND Corporation (United States)
1
|
Urban Institute (United States)
1
|
