|
National Bureau of Economic Research (United States)
1181
|
Brookings Institution (United States)
827
|
RAND Corporation (United States)
677
|
|
Competitive Enterprise Institute (United States)
528
|
Center for International Forestry Research (Indonesia)
493
|
Mathematica Policy Research (United States)
249
|
|
Centro Euro-Mediterraneo sui Cambiamenti Climatici (Italy)
237
|
Resources for the Future (United States)
193
|
American Enterprise Institute (United States)
175
|
|
Urban Institute (United States)
144
|
Centre for Economic Policy Research (United Kingdom)
129
|
Center for Energy and Environmental Policy Research (United States)
112
|
|
Potsdam Institute for Climate Impact Research (Germany)
98
|
Institute for Energy Research (United States)
71
|
Basque Centre for Climate Change (Spain)
67
|
|
International Institute for Applied Systems Analysis (Austria)
67
|
Center for Development Research (Germany)
56
|
Center for American Progress (United States)
53
|
|
Institute for Applied Ecology (Germany)
52
|
The Green Political Foundation (Germany)
50
|
