|
Centre for Economic Policy Research (United Kingdom)
86
|
Brookings Institution (United States)
80
|
Wuppertal Institute for Climate, Environment and Energy (Germany)
63
|
|
Center for International Forestry Research (Indonesia)
59
|
Overseas Development Institute (United Kingdom)
44
|
National Bureau of Economic Research (United States)
42
|
|
International Institute for Applied Systems Analysis (Austria)
34
|
Carnegie Endowment for International Peace (United States)
33
|
International Institute for Environment and Development (United Kingdom)
28
|
|
Center for Development Research (Germany)
12
|
Center for Environmental Research (Germany)
11
|
Danish Institute for International Studies (Denmark)
11
|
|
RAND Corporation (United States)
10
|
Fondazione Eni Enrico Mattei (Italy)
9
|
Mathematica Policy Research (United States)
8
|
|
Basque Centre for Climate Change (Spain)
6
|
Centre for European Policy Studies (Belgium)
6
|
Environment for Development Initiative (Sweden)
6
|
|
Centre for Energy Policy and Economics (Switzerland)
5
|
French Institute of International Relations (France)
5
|
