policy_source_title: totals

abs rel
House Committees 69 11.6%
Publications Office of the European Union 64 10.8%
OECD 23 3.9%
Government Publishing Office 21 3.5%
The UK Government 19 3.2%
International Transport Forum 16 2.7%
Analysis & Policy Observatory 14 2.4%
RAND Corporation 12 2.0%
World Bank 11 1.9%
French Government Ministries 10 1.7%
European Economic and Social Committee 9 1.5%
National Renewable Energy Laboratory 9 1.5%
Senate Committees 9 1.5%
State of Illinois 9 1.5%
EUR-Lex 8 1.3%
Law Commission 8 1.3%
State of California 8 1.3%
UK Parliament Select Committee Publications 8 1.3%
Center for Automotive Research 7 1.2%
European Parliamentary Research Service 7 1.2%
Reason Foundation 7 1.2%
Commonwealth of Virginia 6 1.0%
Eurofound 6 1.0%
European Parliament Committees 6 1.0%
Government of Japan 6 1.0%
Government of Slovenia 6 1.0%
State of Michigan 6 1.0%
Government of Canada 5 0.8%
Government of Finland 5 0.8%
Joint Research Centre 5 0.8%
Center for Strategic and International Studies 4 0.7%
City of Austin 4 0.7%
City of Boston 4 0.7%
Congressional Research Service 4 0.7%
European Parliament Plenary 4 0.7%
GOV.IE 4 0.7%
Information Technology & Innovation Foundation 4 0.7%
Rathenau Instituut 4 0.7%
State of Hawaii 4 0.7%
State of Washington 4 0.7%
Staten-Generaal 4 0.7%
United Nations ESCAP 4 0.7%
Vinnova 4 0.7%
World Economic Forum 4 0.7%
blogs.lse.ac.uk 4 0.7%
Australian Industry Standards 3 0.5%
Brookings Institute 3 0.5%
City of Toronto 3 0.5%
European Committee of the Regions 3 0.5%
Manhattan Institute 3 0.5%
State of Colorado 3 0.5%
UK Parliament Research Briefings 3 0.5%
United Nations ECE 3 0.5%
City of New York 2 0.3%
Data-Pop Alliance 2 0.3%
District of Columbia 2 0.3%
Government of Singapore 2 0.3%
Institute of Development Studies 2 0.3%
Inter-American Development Bank 2 0.3%
MITRE Corporation 2 0.3%
National Association of Development Organizations 2 0.3%
RSA 2 0.3%
RSIS 2 0.3%
Rocky Mountain Institute 2 0.3%
State of Indiana 2 0.3%
State of Maryland 2 0.3%
United Nations 2 0.3%
AARP 1 0.2%
Accenture 1 0.2%
American Enterprise Institute 1 0.2%
American Legislative Exchange Council 1 0.2%
An Roinn Fiontar, Trádála agus Fostaíochta 1 0.2%
Arup 1 0.2%
Asian Development Bank 1 0.2%
Biblioteca del Congreso Nacional de Chile 1 0.2%
Bipartisan Policy Center 1 0.2%
Boletín Oficial del Estado 1 0.2%
Boston Consulting Group 1 0.2%
Business Europe 1 0.2%
Cambridge Industrial Innovation Policy 1 0.2%
Carnegie Endowment for International Peace 1 0.2%
Cato Institute 1 0.2%
Centers for Disease Control and Prevention (CDC) 1 0.2%
Centre for London 1 0.2%
City of Columbus 1 0.2%
City of Los Angeles 1 0.2%
City of Pittsburgh 1 0.2%
City of San Diego 1 0.2%
City of Seattle 1 0.2%
Colorado General Assembly Legislative Council 1 0.2%
Commonwealth of Massachusetts 1 0.2%
Competitive Enterprise Institute 1 0.2%
Connecticut Office of Legislative Research 1 0.2%
Council of Canadian Academies 1 0.2%
Council of the European Union 1 0.2%
Digital Europe 1 0.2%
European Trade Union Confederation 1 0.2%
European Trade Union Institute 1 0.2%
Federal Register 1 0.2%
Foundation for Economic Education 1 0.2%
Friedrich-Ebert-Stiftung 1 0.2%
Government of Cambodia 1 0.2%
Government of Estonia 1 0.2%
Government of India 1 0.2%
Government of Italy 1 0.2%
Government of Oman 1 0.2%
Government of Spain 1 0.2%
Government of the Czech Republic 1 0.2%
Hellenic Foundation for European and Foreign Policy 1 0.2%
Infrastructure Australia 1 0.2%
MSB 1 0.2%
McKinsey Global Institute 1 0.2%
Mercatus Center 1 0.2%
NESTA 1 0.2%
National Science and Technology Council, United States Department of Transportation (US) 1 0.2%
New America 1 0.2%
New York State 1 0.2%
Northern Ireland Executive 1 0.2%
Open Philanthropy 1 0.2%
PBL Netherlands Environmental Assessment Agency 1 0.2%
Pew Research 1 0.2%
Policy Network 1 0.2%
Province of Alberta 1 0.2%
Province of British Columbia 1 0.2%
Province of Manitoba 1 0.2%
Province of Québec 1 0.2%
R Street 1 0.2%
Regeringskansliet 1 0.2%
Rijksoverheid 1 0.2%
Rosa-Luxemburg-Stiftung 1 0.2%
Royal Society 1 0.2%
Scotland's Futures Forum 1 0.2%
Social Market Foundation 1 0.2%
State of Bremen 1 0.2%
State of Minnesota 1 0.2%
State of New Jersey 1 0.2%
State of New South Wales 1 0.2%
State of Tennessee 1 0.2%
Sveriges Forskningsinstitut 1 0.2%
Sveriges Riksdag 1 0.2%
The Adam Smith Institute 1 0.2%
The Chicago Council on Global Affairs 1 0.2%
The London Assembly 1 0.2%
U.S. Government Accountability Office 1 0.2%
UNESCO 1 0.2%
Urban Institute 1 0.2%
World Resources Institute 1 0.2%
Wuppertal Institut 1 0.2%
gouvernement.lu 1 0.2%

policy_source_title: per year

1998

abs rel
House Committees 1 100.0%

2000

abs rel
OECD 1 100.0%

2001

abs rel
Senate Committees 1 100.0%

2003

abs rel
OECD 2 100.0%

2004

abs rel
GOV.IE 1 100.0%

2005

abs rel
GOV.IE 1 33.3%
Regeringskansliet 1 33.3%
Sveriges Riksdag 1 33.3%

2006

abs rel
Vinnova 1 100.0%

2009

abs rel
Government Publishing Office 2 50.0%
GOV.IE 1 25.0%
Vinnova 1 25.0%

2010

abs rel
Government of Finland 2 28.6%
European Parliamentary Research Service 1 14.3%
Joint Research Centre 1 14.3%
Publications Office of the European Union 1 14.3%
Senate Committees 1 14.3%
Vinnova 1 14.3%

2011

abs rel
House Committees 1 25.0%
Mercatus Center 1 25.0%
Publications Office of the European Union 1 25.0%
Senate Committees 1 25.0%

2012

abs rel
European Parliamentary Research Service 1 50.0%
United Nations ECE 1 50.0%

2013

abs rel
Publications Office of the European Union 2 18.2%
World Bank 2 18.2%
American Legislative Exchange Council 1 9.1%
European Economic and Social Committee 1 9.1%
House Committees 1 9.1%
New York State 1 9.1%
Senate Committees 1 9.1%
State of Minnesota 1 9.1%
UK Parliament Research Briefings 1 9.1%

2014

abs rel
Publications Office of the European Union 3 18.8%
Government of Japan 2 12.5%
Cato Institute 1 6.2%
Center for Automotive Research 1 6.2%
Competitive Enterprise Institute 1 6.2%
Connecticut Office of Legislative Research 1 6.2%
GOV.IE 1 6.2%
Government Publishing Office 1 6.2%
Government of Singapore 1 6.2%
Open Philanthropy 1 6.2%
RAND Corporation 1 6.2%
Rathenau Instituut 1 6.2%
Senate Committees 1 6.2%

2015

abs rel
International Transport Forum 7 19.4%
Publications Office of the European Union 4 11.1%
OECD 3 8.3%
Rathenau Instituut 3 8.3%
State of Hawaii 3 8.3%
Government of Japan 2 5.6%
American Enterprise Institute 1 2.8%
Boston Consulting Group 1 2.8%
Center for Automotive Research 1 2.8%
City of San Diego 1 2.8%
City of Toronto 1 2.8%
Commonwealth of Virginia 1 2.8%
European Parliamentary Research Service 1 2.8%
Federal Register 1 2.8%
Government of Slovenia 1 2.8%
Northern Ireland Executive 1 2.8%
Reason Foundation 1 2.8%
State of California 1 2.8%
UK Parliament Select Committee Publications 1 2.8%
United Nations ECE 1 2.8%

2016

abs rel
Publications Office of the European Union 3 10.0%
Brookings Institute 2 6.7%
House Committees 2 6.7%
RAND Corporation 2 6.7%
State of California 2 6.7%
State of Washington 2 6.7%
City of Columbus 1 3.3%
City of Los Angeles 1 3.3%
European Parliamentary Research Service 1 3.3%
Foundation for Economic Education 1 3.3%
Government Publishing Office 1 3.3%
International Transport Forum 1 3.3%
Policy Network 1 3.3%
Province of British Columbia 1 3.3%
Province of Québec 1 3.3%
RSIS 1 3.3%
Reason Foundation 1 3.3%
Rocky Mountain Institute 1 3.3%
Senate Committees 1 3.3%
State of Bremen 1 3.3%
State of Illinois 1 3.3%
The UK Government 1 3.3%
blogs.lse.ac.uk 1 3.3%

2017

abs rel
House Committees 25 24.3%
RAND Corporation 7 6.8%
Government Publishing Office 5 4.9%
City of Boston 4 3.9%
Publications Office of the European Union 4 3.9%
European Committee of the Regions 3 2.9%
OECD 3 2.9%
State of Colorado 3 2.9%
State of Michigan 3 2.9%
UK Parliament Select Committee Publications 3 2.9%
Analysis & Policy Observatory 2 1.9%
Center for Automotive Research 2 1.9%
Congressional Research Service 2 1.9%
French Government Ministries 2 1.9%
Government of Slovenia 2 1.9%
Information Technology & Innovation Foundation 2 1.9%
International Transport Forum 2 1.9%
National Association of Development Organizations 2 1.9%
RSA 2 1.9%
Reason Foundation 2 1.9%
Brookings Institute 1 1.0%
Carnegie Endowment for International Peace 1 1.0%
Centers for Disease Control and Prevention (CDC) 1 1.0%
Colorado General Assembly Legislative Council 1 1.0%
Commonwealth of Virginia 1 1.0%
Council of Canadian Academies 1 1.0%
Government of Canada 1 1.0%
Government of Finland 1 1.0%
Government of Italy 1 1.0%
Government of Japan 1 1.0%
Institute of Development Studies 1 1.0%
Manhattan Institute 1 1.0%
Rocky Mountain Institute 1 1.0%
Scotland's Futures Forum 1 1.0%
Senate Committees 1 1.0%
State of Illinois 1 1.0%
State of Indiana 1 1.0%
The London Assembly 1 1.0%
The UK Government 1 1.0%
U.S. Government Accountability Office 1 1.0%
UK Parliament Research Briefings 1 1.0%
World Bank 1 1.0%
Wuppertal Institut 1 1.0%

2018

abs rel
House Committees 6 7.1%
Publications Office of the European Union 6 7.1%
Government Publishing Office 5 5.9%
Analysis & Policy Observatory 4 4.7%
European Economic and Social Committee 4 4.7%
State of Illinois 4 4.7%
The UK Government 4 4.7%
French Government Ministries 3 3.5%
OECD 3 3.5%
State of California 3 3.5%
Australian Industry Standards 2 2.4%
Center for Automotive Research 2 2.4%
Information Technology & Innovation Foundation 2 2.4%
International Transport Forum 2 2.4%
Manhattan Institute 2 2.4%
Reason Foundation 2 2.4%
Senate Committees 2 2.4%
Accenture 1 1.2%
Bipartisan Policy Center 1 1.2%
Boletín Oficial del Estado 1 1.2%
City of Seattle 1 1.2%
Commonwealth of Massachusetts 1 1.2%
Commonwealth of Virginia 1 1.2%
Congressional Research Service 1 1.2%
Data-Pop Alliance 1 1.2%
District of Columbia 1 1.2%
Eurofound 1 1.2%
Government of Cambodia 1 1.2%
Government of Canada 1 1.2%
Government of Singapore 1 1.2%
Joint Research Centre 1 1.2%
McKinsey Global Institute 1 1.2%
New America 1 1.2%
Pew Research 1 1.2%
RSIS 1 1.2%
Social Market Foundation 1 1.2%
State of Maryland 1 1.2%
State of New Jersey 1 1.2%
State of Washington 1 1.2%
The Chicago Council on Global Affairs 1 1.2%
United Nations ECE 1 1.2%
United Nations ESCAP 1 1.2%
Vinnova 1 1.2%
World Resources Institute 1 1.2%
blogs.lse.ac.uk 1 1.2%
gouvernement.lu 1 1.2%

2019

abs rel
House Committees 19 18.4%
Publications Office of the European Union 9 8.7%
Analysis & Policy Observatory 4 3.9%
City of Austin 4 3.9%
Government Publishing Office 4 3.9%
National Renewable Energy Laboratory 4 3.9%
The UK Government 4 3.9%
French Government Ministries 3 2.9%
Government of Slovenia 3 2.9%
OECD 3 2.9%
State of Illinois 3 2.9%
Commonwealth of Virginia 2 1.9%
MITRE Corporation 2 1.9%
State of California 2 1.9%
State of Michigan 2 1.9%
An Roinn Fiontar, Trádála agus Fostaíochta 1 1.0%
Arup 1 1.0%
Australian Industry Standards 1 1.0%
Biblioteca del Congreso Nacional de Chile 1 1.0%
Cambridge Industrial Innovation Policy 1 1.0%
Center for Strategic and International Studies 1 1.0%
Centre for London 1 1.0%
City of New York 1 1.0%
City of Toronto 1 1.0%
Congressional Research Service 1 1.0%
Council of the European Union 1 1.0%
Data-Pop Alliance 1 1.0%
District of Columbia 1 1.0%
EUR-Lex 1 1.0%
European Economic and Social Committee 1 1.0%
Friedrich-Ebert-Stiftung 1 1.0%
Government of Canada 1 1.0%
Government of Estonia 1 1.0%
Government of India 1 1.0%
Government of Spain 1 1.0%
Infrastructure Australia 1 1.0%
Joint Research Centre 1 1.0%
NESTA 1 1.0%
National Science and Technology Council, United States Department of Transportation (US) 1 1.0%
Province of Manitoba 1 1.0%
R Street 1 1.0%
RAND Corporation 1 1.0%
Rijksoverheid 1 1.0%
State of Hawaii 1 1.0%
State of Tennessee 1 1.0%
State of Washington 1 1.0%
United Nations ESCAP 1 1.0%
Urban Institute 1 1.0%
World Economic Forum 1 1.0%
blogs.lse.ac.uk 1 1.0%

2020

abs rel
Publications Office of the European Union 11 15.1%
House Committees 9 12.3%
Eurofound 5 6.8%
Analysis & Policy Observatory 4 5.5%
National Renewable Energy Laboratory 4 5.5%
OECD 4 5.5%
Government Publishing Office 3 4.1%
International Transport Forum 3 4.1%
The UK Government 3 4.1%
EUR-Lex 2 2.7%
European Parliament Committees 2 2.7%
Government of Canada 2 2.7%
United Nations 2 2.7%
Business Europe 1 1.4%
Center for Automotive Research 1 1.4%
City of Toronto 1 1.4%
Commonwealth of Virginia 1 1.4%
Digital Europe 1 1.4%
European Trade Union Confederation 1 1.4%
European Trade Union Institute 1 1.4%
Government of Finland 1 1.4%
Government of Japan 1 1.4%
Government of the Czech Republic 1 1.4%
Institute of Development Studies 1 1.4%
Inter-American Development Bank 1 1.4%
Joint Research Centre 1 1.4%
PBL Netherlands Environmental Assessment Agency 1 1.4%
Royal Society 1 1.4%
State of New South Wales 1 1.4%
United Nations ESCAP 1 1.4%
World Bank 1 1.4%
World Economic Forum 1 1.4%

2021

abs rel
Publications Office of the European Union 13 19.4%
EUR-Lex 4 6.0%
European Parliament Plenary 4 6.0%
House Committees 4 6.0%
Law Commission 4 6.0%
Staten-Generaal 4 6.0%
European Parliament Committees 3 4.5%
European Parliamentary Research Service 3 4.5%
OECD 3 4.5%
Center for Strategic and International Studies 2 3.0%
French Government Ministries 2 3.0%
The UK Government 2 3.0%
World Bank 2 3.0%
AARP 1 1.5%
City of New York 1 1.5%
European Economic and Social Committee 1 1.5%
Government of Finland 1 1.5%
Government of Oman 1 1.5%
Hellenic Foundation for European and Foreign Policy 1 1.5%
International Transport Forum 1 1.5%
Joint Research Centre 1 1.5%
MSB 1 1.5%
Province of Alberta 1 1.5%
Reason Foundation 1 1.5%
Rosa-Luxemburg-Stiftung 1 1.5%
State of Maryland 1 1.5%
State of Michigan 1 1.5%
UK Parliament Research Briefings 1 1.5%
UK Parliament Select Committee Publications 1 1.5%
United Nations ESCAP 1 1.5%

2022

abs rel
Publications Office of the European Union 7 17.9%
World Bank 5 12.8%
Law Commission 4 10.3%
The UK Government 4 10.3%
UK Parliament Select Committee Publications 3 7.7%
European Economic and Social Committee 2 5.1%
World Economic Forum 2 5.1%
Asian Development Bank 1 2.6%
Center for Strategic and International Studies 1 2.6%
EUR-Lex 1 2.6%
House Committees 1 2.6%
Inter-American Development Bank 1 2.6%
National Renewable Energy Laboratory 1 2.6%
OECD 1 2.6%
RAND Corporation 1 2.6%
Sveriges Forskningsinstitut 1 2.6%
The Adam Smith Institute 1 2.6%
UNESCO 1 2.6%
blogs.lse.ac.uk 1 2.6%

policy_source_title: missing year

abs rel
City of Pittsburgh 1 33.3%
European Parliament Committees 1 33.3%
State of Indiana 1 33.3%