As you want to get some top Universities of Energy Economics in USA because you have to do course in this subject so here in am giving you some universities list:

Resources for the Future (RFF)

Washington, District of Columbia (USA)
Department of Economics, Harvard University

Cambridge, Massachusetts (USA)
International Monetary Fund (IMF)

Washington, District of Columbia (USA)
Economics Department, Massachusetts Institute of Technology (MIT)

Cambridge, Massachusetts (USA)
World Bank Group

Washington, District of Columbia (USA)
National Bureau of Economic Research (NBER)

Cambridge, Massachusetts (USA)
Crawford School of Public Policy, Australian National University

Canberra, Australia
Sloan School of Management, Massachusetts Institute of Technology (MIT)

Cambridge, Massachusetts (USA)
Economics Department, University of Michigan

Ann Arbor, Michigan (USA)
Economics Research, World Bank Group

Washington, District of Columbia (USA)
DIW Berlin (Deutsches Institut für Wirtschaftsforschung)

Berlin, Germany
Kennedy School of Government, Harvard University

Cambridge, Massachusetts (USA)
Toulouse School of Economics (TSE)

Toulouse, France
Department of Economics, Oxford University

Oxford, United Kingdom
Research Department, International Monetary Fund (IMF)

Washington, District of Columbia (USA)
Department of Economics, Stanford University

Stanford, California (USA)
School of Economics, University of Queensland

Brisbane, Australia
Department of Economics, University of California-San Diego (UCSD)

La Jolla, California (USA)
Judge Business School, University of Cambridge

Cambridge, United Kingdom
Department of Economics, University of California-Santa Barbara (UCSB)

Santa Barbara, California (USA)
Fondazione ENI Enrico Mattei (FEEM)

Milano, Italy
London School of Economics (LSE)

London, United Kingdom
Organisation de Coopération et de Développement Économiques (OCDE)

Paris, France
Økonomisk institutt, Universitetet i Oslo

Oslo, Norway
Department of Agricultural and Resource Economics, University of California-Berkeley

Berkeley, California (USA)
School of Business, Management and Economics, University of Sussex

Brighton, United Kingdom
Department of Economics, University of Maryland

College Park, Maryland (USA)
Institut de Préparation à l'Administration et à la Gestion (IPAG)

Paris, France
Economics Department, Yale University

New Haven, Connecticut (USA)
Walter A. Haas School of Business, University of California-Berkeley

Berkeley, California (USA)
Instytut Organizacji i Zarządzania, Politechnika Wrocławska

Wrocław, Poland
Centre for Climate Economics and Policy (CCEP), Crawford School of Public Policy, Australian National University

Canberra, Australia
Department of Economics, Iowa State University

Ames, Iowa (USA)
Faculty of Economics, University of Cambridge

Cambridge, United Kingdom
Department of Economics, School of Business, Management and Economics, University of Sussex

Brighton, United Kingdom
Barcelona Graduate School of Economics (Barcelona GSE)

Barcelona, Spain
Motu: Economic & Public Policy Research

Wellington, New Zealand
Centre International de Recherche sur l'Environnement et le Développement (CIRED)

Paris, France
College of Business, University of Wyoming

Laramie, Wyoming (USA)
Department of Economics and Finance, College of Business, University of Wyoming

Laramie, Wyoming (USA)
Graduate School of Business, Columbia University

New York City, New York (USA)
Finance and Economics Department, Graduate School of Business, Columbia University

New York City, New York (USA)
Oxford Centre for the Analysis of Resource-Rich Economies (OxCarre), Department of Economics, Oxford University

Oxford, United Kingdom
Centre for Economic Policy Research (CEPR)

London, United Kingdom
Laboratoire d'Économie des Ressources Naturelles (LERNA), Toulouse School of Economics (TSE)

Toulouse, France
International Food Policy Research Institute (IFPRI)

Washington, District of Columbia (USA)
Institute for International Economic Studies (IIES), Stockholms Universitet

Stockholm, Sweden
Handelshögskolan, Göteborgs Universitet

Göteborg, Sweden
Fakultät für Wirtschaftswissenschaften, Universität Wien

Wien, Austria
Economics Department, University of California-Davis

Davis, California (USA)
Department of Economics, University of California-Berkeley

Berkeley, California (USA)
Institut für Volkswirtschaftslehre, Carl von Ossietzky Universität Oldenburg

Oldenburg, Germany
University of California Energy Institute (UCEI), University of California-Berkeley

Berkeley, California (USA)
Department of Economics, Vanderbilt University

Nashville, Tennessee (USA)
Department of Management, Technology and Economics (D-MTEC), Eidgenössische Technische Hochschule Zürich (ETHZ)

Zürich, Switzerland
National Center for Environmental Economics (NCEE), Environmental Protection Agency (EPA), Government of the United States

Washington, District of Columbia (USA)
Department of Economics, Tufts University

Medford, Massachusetts (USA)
HM Treasury, Government of the United Kingdom

London, United Kingdom
CentER for Economic Research, Universiteit van Tilburg

Tilburg, Netherlands
Norges Handelshøyskole (NHH)

Bergen, Norway
Economics Department, University of Wisconsin

Milwaukee, Wisconsin (USA)
Department of Economics, University of Virginia

Charlottesville, Virginia (USA)
Federal Reserve Board (Board of Governors of the Federal Reserve System)

Washington, District of Columbia (USA)
Department of Agricultural and Resource Economics, University of Maryland

College Park, Maryland (USA)
Faculteit der Economische Wetenschappen en Bedrijfskunde, Vrije Universiteit

Amsterdam, Netherlands
Department of Economics, University of Calgary

Calgary, Canada
Nationalekonomiska institutionen, Handelshögskolan, Göteborgs Universitet

Göteborg, Sweden
Department of Economics, Northwestern University

Evanston, Illinois (USA)
CESifo

München, Germany
Institut d'Économie Industrielle (IDEI), Toulouse School of Economics (TSE)

Toulouse, France
Paris School of Economics

Paris, France
Centre for Applied Macroeconomic Analysis (CAMA), Crawford School of Public Policy, Australian National University

Canberra, Australia
Economic and Social Research Institute (ESRI)

Dublin, Ireland
Institut für Betriebswir tschaftslehre, Fakultät für Wirtschaftswissenschaften, Universität Wien

Wien, Austria
Charles H. Dyson School of Applied Economics and Management, Cornell University

Ithaca, New York (USA)
Department of Economics, University of Western Ontario

London, Canada
Economics Department, Queen's University

Kingston, Canada
Department of Economics, Boston University

Boston, Massachusetts (USA)
ifo Leibniz-Institut für Wirtschaftsforschung an der Universität München e.V.

München, Germany
Stanford Institute for Economic Policy Research (SIEPR), Stanford University

Stanford, California (USA)
Department of Economics, University of California-Los Angeles (UCLA)

Los Angeles, California (USA)
CER-ETH Center of Economic Research, Department of Management, Technology and Economics (D-MTEC), Eidgenössische Technische Hochschule Zürich (ETHZ)

Zürich, Switzerland
Department of Economics, Southern Methodist University

Dallas, Texas (USA)
Business School, Imperial College

London, United Kingdom
Centre de Recerca en Economia Internacional (CREI), Barcelona Graduate School of Economics (Barcelona GSE)

Barcelona, Spain
Department of Economics, University of California-Irvine

Irvine, California (USA)
Center for the Study of Energy Markets (CSEM), University of California Energy Institute (UCEI), University of California-Berkeley

Berkeley, California (USA)
UNSW Business School, UNSW (Australia)

Sydney, Australia
Zentrum für Europäische Wirtschaftsforschung (ZEW)

Mannheim, Germany
Department of Agricultural and Consumer Economics, University of Illinois at Urbana-Champaign

Urbana-Champaign, Illinois (USA)
Booth School of Business, University of Chicago

Chicago, Illinois (USA)
School of Economics, UNSW Business School, UNSW (Australia)

Sydney, Australia
Department of Economics, University of Warwick

Coventry, United Kingdom
Monash Business School, Monash University

Melbourne, Australia
European Central Bank

Frankfurt am Main, Germany
Department of Economics, University of Alberta

Edmonton, Canada
Facultad de Ciencia Económicas y Administrativas, Pontificia Universidad Católica de Chile

Santiago, Chile
Center for Energy and Environmental Policy Research (CEEP), Beijing Institute of Technology

Beijing, China
Instituto de Economía, Facultad de Ciencia Económicas y Administrativas, Pontificia Universidad Católica de Chile

Santiago, Chile
Department of Economics, University of Colorado

Boulder, Colorado (USA)
EconomiX, Université Paris Ouest-Nanterre la Défense (Paris X)

Nanterre, France
Economics Department, Organisation de Coopération et de Développement Économiques (OCDE)

Paris, France
İktisadi ve İdari Bilimler Fakültesi, Orta Doğu Teknik Üniversitesi

Ankara, Turkey
School of Economics, Fudan University

Shanghai, China
Energy Economics and Management Group, School of Economics, University of Queensland

Brisbane, Australia
Federal Reserve Bank of Chicago

Chicago, Illinois (USA)
Département Sciences Sociales, Agriculture et Alimentation, Espace et Environnement (SAE2), Institut National de la Recherche Agronomique (INRA)

Rennes, France
Institutt for foretaksøkonomi, Norges Handelshøyskole (NHH)

Bergen, Norway
Cowles Foundation for Research in Economics, Yale University

New Haven, Connecticut (USA)
Economics Department, Georgetown University

Washington, District of Columbia (USA)
McDonough School of Business, Georgetown University

Washington, District of Columbia (USA)
Center for Business and Public Policy, McDonough School of Business, Georgetown University

Washington, District of Columbia (USA)
Department of Economics, University of Birmingham

Birmingham, United Kingdom
Division of Economics and Business, Colorado School of Mines

Golden, Colorado (USA)
Département d'Économie / Department of Economics, Université d'Ottawa / University of Ottawa

Ottawa, Canada
Economics Department, London School of Economics (LSE)

London, United Kingdom
Vancouver School of Economics, University of British Columbia

Vancouver, Canada
Institut für Weltwirtschaft (IfW)

Kiel, Germany
Economic Research Service, Department of Agriculture, Government of the United States

Washington, District of Columbia (USA)
Department of Economics, Monash Business School, Monash University

Melbourne, Australia
Université Paris-Dauphine (Paris IX)

Paris, France
Dipartimento di Economia, Università Ca' Foscari Venezia

Venezia, Italy
Department of Economics, Duke University

Durham, North Carolina (USA)