|
American Enterprise Institute (United States)
2653
|
Brookings Institution (United States)
365
|
Carnegie Endowment for International Peace (United States)
225
|
|
Competitive Enterprise Institute (United States)
157
|
Center for Strategic and International Studies (United States)
70
|
Centre for Economic Policy Research (United Kingdom)
43
|
|
James A. Baker III Institute for Public Policy (United States)
41
|
Fraser Institute (Canada)
35
|
Resources for the Future (United States)
34
|
|
Centre for International Governance Innovation (Canada)
21
|
Peterson Institute for International Economics (United States)
19
|
Carnegie Moscow Center (Russia)
11
|
|
Atlantic Council (United States)
7
|
Institute for Energy Research (United States)
6
|
Property and Environment Research Center (United States)
4
|
|
Urban Institute (United States)
3
|
Centre for European Policy Studies (Belgium)
2
|
International Institute for Environment and Development (United Kingdom)
1
|
|
Oxford Institute for Energy Studies (United Kingdom)
1
|
