Humberto Llavador

UPF and BSE

PhD, University of California-Davis

Research interests

  • Climate Change
  • Political Economy
  • Social Choice
  • Welfare Economics
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Contact

Teaching at the Barcelona School of Economics

Humberto Llavador is Associate Professor at Universitat Pompeu Fabra and a BSE Affiliated Professor. His research focuses on political economy, climate change, and welfare economics.

He has published in journals such as the Quarterly Journal of Economics, the Journal of Public Economics, the Journal of Development Economics, and Climatic Change. He has visited Yale University on several occasions, and Princeton in 2009 as a member of the School of Social Science at the Institute for Advanced Study. He has served as a consultant to the United Nations Development Program.

Together with John E. Roemer and Joaquim Silvestre, he is the coauthor of the book Sustainability for a Warming Planet (Harvard University Press, 2015) which explores the economics of climate change.

Working Papers

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Working Paper

Ratcheting up Paris

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Humberto Llavador,John E. Roemer, andThomas Stoerk
BSE Working Paper 1545
December 2025
Working Paper

Social Preorders and Tax Progressivity

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Oriol Carbonell-NicolauandHumberto Llavador
BSE Working Paper 1459
September 2024
Working Paper

A Game-Theoretic Analysis of Childhood Vaccination Behavior: Nash versus Kant

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Philippe De Donder,Humberto Llavador,Stefan Penczynski,John E. Roemer, andRoberto Vélez
BSE Working Paper 1305
December 2021
Working Paper

Global Unanimity Agreement on the Carbon Budget

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Humberto LlavadorandJohn E. Roemer
BSE Working Paper 1084
April 2019
Working Paper

Inequality, Bipolarization, and Tax Progressivity

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Oriol Carbonell-NicolauandHumberto Llavador
BSE Working Paper 1071
February 2019
Working Paper

Elasticity Determinants of Inequality Reducing Income Taxation

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Oriol Carbonell-NicolauandHumberto Llavador
BSE Working Paper 1015
January 2018
Working Paper

Teaching microeconomic principles with smartphones – lessons from classroom experiments with classEx

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Marcus GiamatteiandHumberto Llavador
BSE Working Paper 996
October 2017
Working Paper

Inequality Reducing Properties of Progressive Income Tax Schedules: The Case of Endogenous Income

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Oriol Carbonell-NicolauandHumberto Llavador
BSE Working Paper 849
November 2015
Working Paper

Immigration Policy with Partisan Parties

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Humberto LlavadorandAngel Solano-García
BSE Working Paper 499
September 2015
Working Paper

North-South Convergence and the Allocation of CO2 Emissions

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Humberto Llavador,John E. Roemer, andJoaquim Silvestre
BSE Working Paper 493
September 2015
Working Paper

Intergenerational Justice When Future Worlds are Uncertain

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Humberto Llavador,John E. Roemer, andJoaquim Silvestre
BSE Working Paper 473
September 2015
Working Paper

A Dynamic Analysis of Human Welfare in a Warming Planet

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Humberto Llavador,John E. Roemer, andJoaquim Silvestre
BSE Working Paper 358
September 2015
Working Paper

An Agenda-Setting Model of Electoral Competition

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Josep-Maria ColomerandHumberto Llavador
BSE Working Paper 331
September 2015
Working Paper

The Informational Value of Incumbency

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Carmen BeviáandHumberto Llavador
BSE Working Paper 276
September 2015
Working Paper

Voting with Preferences over Margins of Victory

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Humberto Llavador
BSE Working Paper 230
September 2015
Working Paper

Partisan Competition, Growth and the Franchise

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Robert J. OxobyandHumberto Llavador
BSE Working Paper 109
September 2015
Working Paper

Electoral Platforms, Implemented Policies, and Abstention

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Humberto Llavador
BSE Working Paper 34
September 2015

Publications

See all Angle icon
Publication

Nash versus Kant: a game-theoretic analysis of childhood vaccination behavior

Open Access
Document icon
Philippe De Donder, Humberto Llavador, Stefan Penczynski, John E. Roemer, and Roberto Vélez
Journal of Economics/ Zeitschrift fur Nationalokonomie

April 2025
Publication

Inequality, Bipolarization, and Tax Progressivity

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Oriol Carbonell-NicolauandHumberto Llavador
American Economic Journal: Microeconomics

April 2022
Publication

The planetary wellbeing initiative: Pursuing the sustainable development goals in higher education

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Josep Maria Antó, Paul Bou-Habib, Paula Casal, Jaume Casals, Marc Fleurbaey, Howard Frumkin, Manel Jiménez-Morales, Jacint Jordana, Carla Lancelotti, and Humberto Llavador
Health Economics and Sustainability (Switzerland)

April 2021
Publication

Elasticity Determinants of Inequality-Reducing Income Taxation

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Oriol Carbonell-NicolauandHumberto Llavador
Journal of Economic Inequality

November 2020
Publication

Curbing Climate Change: a Global Unanimity Agreement on the Carbon Budget

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Humberto LlavadorandJohn E. Roemer

October 2019
Publication

Inequality Reducing Properties of Progressive Income Tax Schedules: The Case of Endogenous Income

Document icon
Oriol Carbonell-NicolauandHumberto Llavador
Theoretical Economics

May 2017
Publication

North-South Convergence and the Allocation of CO2 Emissions

Document icon
Humberto Llavador, John E. Roemer, and Joaquim Silvestre
Climatic Change

December 2015
Publication

The Informational Value of Incumbency

Document icon
Carmen BeviáandHumberto Llavador
Journal of Public Economic Theory

December 2015
Publication

Voting with Preferences Over Margins of Victory

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Humberto Llavador
Mathematical Social Sciences

December 2015
Publication

An Agenda-Setting Model of Electoral Competition

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Josep-Maria ColomerandHumberto Llavador
SERIEs

January 2012
Publication

Immigration Policy with Partisan Parties

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Humberto LlavadorandAngel Solano-García
Journal of Public Economics

January 2011
Publication

A Dynamic Analysis of Human Welfare in a Warming Planet

Document icon
Humberto Llavador, John E. Roemer, and Joaquim Silvestre
Journal of Public Economics

January 2011
Publication

Intergenerational Justice When Future Worlds Are Uncertain

Document icon
Humberto Llavador, John E. Roemer, and Joaquim Silvestre
Journal of Mathematical Economics

January 2010
Publication

Electoral Platforms, Implemented Policies and Abstention

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Humberto Llavador
Social Choice and Welfare

January 2006
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