Center for International Forestry Research (Indonesia)
30
|
RAND Corporation (United States)
18
|
Mathematica Policy Research (United States)
16
|
National Bureau of Economic Research (United States)
16
|
American Enterprise Institute (United States)
9
|
Urban Institute (United States)
7
|
Brookings Institution (United States)
4
|
Basque Centre for Climate Change (Spain)
3
|
Center for Energy and Environmental Policy Research (United States)
3
|
Center for Education Policy Analysis (United States)
2
|
German Development Institute (Germany)
2
|
Atlantic Council (United States)
1
|
Centre for European Policy Studies (Belgium)
1
|
Centro Euro-Mediterraneo sui Cambiamenti Climatici (Italy)
1
|
Fondazione Eni Enrico Mattei (Italy)
1
|
Konrad Adenauer Foundation (Germany)
1
|
Resources for the Future (United States)
1
|
World Resources Institute (United States)
1
|