Cooperation and norm enforcement differ strongly across adult generations
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DOI: 10.1016/j.euroecorev.2023.104659
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References listed on IDEAS
- Campos-Mercade, Pol & Meier, Armando N. & Schneider, Florian H. & Wengström, Erik, 2021.
"Prosociality predicts health behaviors during the COVID-19 pandemic,"
Journal of Public Economics, Elsevier, vol. 195(C).
- Pol Campos-Mercade & Armando N. Meier & Florian H. Schneider & Erik Wengström, 2020. "Prosociality predicts health behaviors during the COVID-19 pandemic," ECON - Working Papers 346, Department of Economics - University of Zurich.
- Armin Falk & Fabian Kosse & Pia Pinger & Hannah Schildberg-Hörisch & Thomas Deckers, 2021.
"Socioeconomic Status and Inequalities in Children’s IQ and Economic Preferences,"
Journal of Political Economy, University of Chicago Press, vol. 129(9), pages 2504-2545.
- Deckers, Thomas & Falk, Armin & Kosse, Fabian & Pinger, Pia & Schildberg-Hörisch, Hannah, 2017. "Socio-economic status and inequalities in children's IQ and economic preferences," DICE Discussion Papers 274, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
- Deckers, Thomas & Falk, Armin & Kosse, Fabian & Pinger, Pia & Schildberg-Hörisch, Hannah, 2017. "Socio-Economic Status and Inequalities in Children's IQ and Economic Preferences," IZA Discussion Papers 11158, Institute of Labor Economics (IZA).
- Thomas Deckers & Armin Falk & Fabian Kosse & Pia Pinger & Hannah Schildberg-Horisch, 2017. "Socio-Economic Status and Inequalities in Children's IQ and Economic Preferences," Working Papers 2017-088, Human Capital and Economic Opportunity Working Group.
- Falk, Armin & Kosse, Fabian & Pinger, Pia & Schildberg-Hörisch, Hannah & Deckers, Thomas, 2019. "Socio-Economic Status and Inequalities in Children\'s IQ and Economic Preferences," Rationality and Competition Discussion Paper Series 166, CRC TRR 190 Rationality and Competition.
- Armin Falk & Fabian Kosse & Pia Pinger & Hannah Schildberg-Hörisch & Thomas Deckers, 2019. "Socio-Economic Status and Inequalities in Children's IQ and Economic Preferences," CRC TR 224 Discussion Paper Series crctr224_2019_111, University of Bonn and University of Mannheim, Germany.
- Gianluca Grimalda & Andreas Pondorfer & David P. Tracer, 2016. "Social image concerns promote cooperation more than altruistic punishment," Nature Communications, Nature, vol. 7(1), pages 1-8, November.
- Miguel A. Costa-Gomes & Georg Weizsäcker, 2008.
"Stated Beliefs and Play in Normal-Form Games,"
The Review of Economic Studies, Review of Economic Studies Ltd, vol. 75(3), pages 729-762.
- Miguel A. Costa-Gomes & Georg Weizsäcker, 2004. "Stated Beliefs and Play in Normal Form Games," Levine's Bibliography 122247000000000236, UCLA Department of Economics.
- Miguel A. Costa-Gomes & Georg Weizsäcker, 2004. "Stated Beliefs and Play in Normal-Form Games," ISER Discussion Paper 0614, Institute of Social and Economic Research, Osaka University.
- Gary Charness & Marie-Claire Villeval, 2009.
"Cooperation and Competition in Intergenerational Experiments in the Field and the Laboratory,"
American Economic Review, American Economic Association, vol. 99(3), pages 956-978, June.
- Gary Charness & Marie Claire Villeval, 2009. "Cooperation and Competition in Intergenerational Experiments in the Field and the Laboratory," Post-Print halshs-00464388, HAL.
- Gary Charness & Marie-Claire Villeval, 2009. "Cooperation and Competition in Intergenerational Experiments in the Field and the Laboratory," Working Papers 0931, Groupe d'Analyse et de Théorie Economique Lyon St-Étienne (GATE Lyon St-Étienne), Université de Lyon.
- Gary Charness & Marie Claire Villeval, 2009. "Cooperation and Competition in Intergenerational Experiments in the Field and in the Laboratory," Post-Print halshs-00371984, HAL.
- Miragaya-Casillas, Cristina & Aguayo-Estremera, Raimundo & Ruiz-Villaverde, Alberto, 2023. "University students, economics education, and self-interest. A systematic literature review," International Review of Economics Education, Elsevier, vol. 43(C).
- Bellemare, Charles & Kroger, Sabine, 2007.
"On representative social capital,"
European Economic Review, Elsevier, vol. 51(1), pages 183-202, January.
- Bellemare, Charles & Kröger, Sabine, 2004. "On Representative Social Capital," IZA Discussion Papers 1145, Institute of Labor Economics (IZA).
- Charles Bellemare & Sabine Kroger, 2005. "On representative social capital," Artefactual Field Experiments 00006, The Field Experiments Website.
- Charles Bellemare & Sabine Kroger, 2005. "On Representative Social Capital," Cahiers de recherche 0504, CIRPEE.
- Bellemare, C. & Kroger, S., 2004. "On Representative Social Capital," Discussion Paper 2004-57, Tilburg University, Center for Economic Research.
- Sutter, Matthias & Kocher, Martin G., 2007.
"Trust and trustworthiness across different age groups,"
Games and Economic Behavior, Elsevier, vol. 59(2), pages 364-382, May.
- Martin Kocher & Matthias Sutter, 2007. "Trust and trustworthiness across different age groups," Artefactual Field Experiments 00110, The Field Experiments Website.
- Sutter, Matthias & Kocher, Martin G., 2007. "Trust and trustworthiness across different age groups," Munich Reprints in Economics 18182, University of Munich, Department of Economics.
- Jeffrey P. Carpenter & Peter Hans Matthews, 2012.
"Norm Enforcement: Anger, Indignation, Or Reciprocity?,"
Journal of the European Economic Association, European Economic Association, vol. 10(3), pages 555-572, May.
- Carpenter, Jeffrey P. & Matthews, Peter Hans, 2005. "Norm Enforcement: Anger, Indignation or Reciprocity?," IZA Discussion Papers 1583, Institute of Labor Economics (IZA).
- Jeffrey Carpenter & Peter Hans Matthews, 2005. "Norm Enforcement: Anger, Indignation or Reciprocity?," Middlebury College Working Paper Series 0503, Middlebury College, Department of Economics.
- Mario Gutiérrez-Roig & Carlos Gracia-Lázaro & Josep Perelló & Yamir Moreno & Angel Sánchez, 2014. "Transition from reciprocal cooperation to persistent behaviour in social dilemmas at the end of adolescence," Nature Communications, Nature, vol. 5(1), pages 1-7, September.
- David J. C. MacKay & Peter Cramton & Axel Ockenfels & Steven Stoft, 2015. "Price carbon — I will if you will," Nature, Nature, vol. 526(7573), pages 315-316, October.
- Urs Fischbacher, 2007. "z-Tree: Zurich toolbox for ready-made economic experiments," Experimental Economics, Springer;Economic Science Association, vol. 10(2), pages 171-178, June.
- Brenøe, Anne Ardila & Epper, Thomas, 2022.
"Parenting values and the intergenerational transmission of time preferences,"
European Economic Review, Elsevier, vol. 148(C).
- Anne Ardila Brenøe & Thomas Epper, 2022. "Parenting Values and the Intergenerational Transmission of Time Preferences," Post-Print hal-03473435, HAL.
- Chermak, Janie M. & Krause, Kate, 2002. "Individual Response, Information, and Intergenerational Common Pool Problems," Journal of Environmental Economics and Management, Elsevier, vol. 43(1), pages 47-70, January.
- Fischer, Maria-Elisabeth & Irlenbusch, Bernd & Sadrieh, Abdolkarim, 2004.
"An intergenerational common pool resource experiment,"
Journal of Environmental Economics and Management, Elsevier, vol. 48(2), pages 811-836, September.
- Fischer, M.E. & Irlenbusch, B. & Sadrieh, A., 2003. "An Intergenerational Common Pool Resource Experiment," Discussion Paper 2003-57, Tilburg University, Center for Economic Research.
- Fischer, M.E. & Irlenbusch, B. & Sadrieh, A., 2003. "An Intergenerational Common Pool Resource Experiment," Other publications TiSEM d6cff9ca-c087-4596-a61a-4, Tilburg University, School of Economics and Management.
- Dickinson, David L. & Masclet, David & Villeval, Marie Claire, 2015.
"Norm enforcement in social dilemmas: An experiment with police commissioners,"
Journal of Public Economics, Elsevier, vol. 126(C), pages 74-85.
- Dickinson, David L. & Masclet, David & Villeval, Marie Claire, 2014. "Norm Enforcement in Social Dilemmas: An Experiment with Police Commissioners," IZA Discussion Papers 8218, Institute of Labor Economics (IZA).
- David Dickinson & David Masclet & Marie Claire Villeval, 2015. "Norm Enforcement in Social Dilemmas An Experiment with Police Commissioners," Post-Print halshs-01137702, HAL.
- David L. Dickinson & Daivd Masclet & Marie Claire Villeval, 2014. "Norm Enforcement in Social Dilemmas: An Experiment with Police Commissioners," Working Papers 14-02, Department of Economics, Appalachian State University.
- David L. Dickinson & David Masclet & Marie Claire Villeval, 2014. "Norm Enforcement in Social Dilemmas. An Experiment with Police Commissioners," Working Papers 1416, Groupe d'Analyse et de Théorie Economique Lyon St-Étienne (GATE Lyon St-Étienne), Université de Lyon.
- David Dickinson & David Masclet & Marie Claire Villeval, 2014. "Norm Enforcement in Social Dilemmas. An Experiment with Police Commissioners," Working Papers halshs-00996511, HAL.
- Bicchieri, Cristina & Dimant, Eugen & Xiao, Erte, 2021.
"Deviant or wrong? The effects of norm information on the efficacy of punishment,"
Journal of Economic Behavior & Organization, Elsevier, vol. 188(C), pages 209-235.
- Cristina Bicchieri & Eugen Dimant & Erte Xiao, 2017. "Deviant or Wrong? The Effects of Norm Information on the Efficacy of Punishment," Discussion Papers 2017-14, The Centre for Decision Research and Experimental Economics, School of Economics, University of Nottingham.
- Cristina Bicchieria & Eugen Dimanta & Erte Xiao, 2019. "Deviant or Wrong? The Effects of Norm Information on the Efficacy of Punishment," Monash Economics Working Papers 07-18, Monash University, Department of Economics.
- Cristina Bicchieri & Eugen Dimant & Erte Xiao, 2020. "Deviant or Wrong? The Effects of Norm Information on the Efficacy of Punishment," ECONtribute Discussion Papers Series 023, University of Bonn and University of Cologne, Germany.
- Cristina Bicchieri & Eugen Dimant & Erte Xiao, 2018. "Deviant or Wrong? The Effects of Norm Information on the Efficacy of Punishment," PPE Working Papers 0016, Philosophy, Politics and Economics, University of Pennsylvania.
- Cristina Bicchieri & Eugen Dimant & Erte Xiao, 2021. "Deviant or Wrong? The Effects of Norm Information on the Efficacy of Punishment," CESifo Working Paper Series 9067, CESifo.
- Ernst Fehr & Urs Fischbacher, "undated".
"Third Party Punishment and Social Norms,"
IEW - Working Papers
106, Institute for Empirical Research in Economics - University of Zurich.
- Ernst Fehr & Urs Fischbacher, 2004. "Third-party punishment and social norms," Experimental 0409002, University Library of Munich, Germany.
- repec:dgr:kubcen:200347 is not listed on IDEAS
- Sutter, Matthias & Zoller, Claudia & Glätzle-Rützler, Daniela, 2019.
"Economic behavior of children and adolescents – A first survey of experimental economics results,"
European Economic Review, Elsevier, vol. 111(C), pages 98-121.
- Sutter, Matthias & Zoller, Claudia & Glätzle-Rützler, Daniela, 2018. "Economic Behavior of Children and Adolescents - A First Survey of Experimental Economics Results," IZA Discussion Papers 11947, Institute of Labor Economics (IZA).
- Ernst Fehr & Urs Fischbacher, 2004. "Social norms and human cooperation," Macroeconomics 0409026, University Library of Munich, Germany.
- Bellemare, Charles & Kroger, Sabine, 2007. "On representative social capital," European Economic Review, Elsevier, vol. 51(1), pages 183-202, January.
- Bock, Olaf & Baetge, Ingmar & Nicklisch, Andreas, 2014. "hroot: Hamburg Registration and Organization Online Tool," European Economic Review, Elsevier, vol. 71(C), pages 117-120.
- Leibbrandt, Andreas & López-Pérez, Raúl, 2012. "An exploration of third and second party punishment in ten simple games," Journal of Economic Behavior & Organization, Elsevier, vol. 84(3), pages 753-766.
- Shyamal Chowdhury & Matthias Sutter & Klaus F. Zimmermann, 2022. "Economic Preferences across Generations and Family Clusters: A Large-Scale Experiment in a Developing Country," Journal of Political Economy, University of Chicago Press, vol. 130(9), pages 2361-2410.
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European Economic Review, Elsevier, vol. 166(C).
- Gächter, Simon & Lee, Kyeongtae & Sefton, Martin & Weber, Till O., 2024. "The Role of Payoff Parameters for Cooperation in the One-Shot Prisoner's Dilemma," IZA Discussion Papers 16814, Institute of Labor Economics (IZA).
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Keywords
Cooperation; Third-party punishment; Norm enforcement; Intergenerational challenges; Experiment;All these keywords.
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