Competition and the role of group identity
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- Cornaglia, Francesca & Drouvelis, Michalis & Masella, Paolo, 2019. "Competition and the role of group identity," Journal of Economic Behavior & Organization, Elsevier, vol. 162(C), pages 136-145.
- Francesca Cornaglia & Michalis Drouvelis & Paolo Masella, 2019. "Competition and the role of group identity," Working Papers 886, Queen Mary University of London, School of Economics and Finance.
References listed on IDEAS
- Uri Gneezy & Kenneth L. Leonard & John A. List, 2009.
"Gender Differences in Competition: Evidence From a Matrilineal and a Patriarchal Society,"
Econometrica, Econometric Society, vol. 77(5), pages 1637-1664, September.
- Uri Gneezy & Kenneth L. Leonard & John A. List, 2008. "Gender Differences in Competition: Evidence from a Matrilineal and a Patriarchal Society," NBER Working Papers 13727, National Bureau of Economic Research, Inc.
- Uri Gneezy & Kenneth Leonard & John List, 2009. "Gender differences in competition: Evidence from a matrilineal and a patriarchal society," Artefactual Field Experiments 00049, The Field Experiments Website.
- Ben Greiner, 2015. "Subject pool recruitment procedures: organizing experiments with ORSEE," Journal of the Economic Science Association, Springer;Economic Science Association, vol. 1(1), pages 114-125, July.
- Muriel Niederle & Lise Vesterlund, 2010. "Explaining the Gender Gap in Math Test Scores: The Role of Competition," Journal of Economic Perspectives, American Economic Association, vol. 24(2), pages 129-144, Spring.
- Klaus Abbink & Jordi Brandts & Benedikt Herrmann & Henrik Orzen, 2010.
"Intergroup Conflict and Intra-group Punishment in an Experimental Contest Game,"
American Economic Review, American Economic Association, vol. 100(1), pages 420-447, March.
- Klaus Abbink & Jordi Brandts & Benedikt Herrmann & Henrik Orzen, 2007. "Inter-Group Conflict and Intra-Group Punishment in an Experimental Contest Game," Working Papers 328, Barcelona School of Economics.
- Klaus Abbink & Jordi Brandts & Benedikt Herrmann & Henrik Orzen, 2007. "Inter-Group Conflict and Intra-Group Punishment in an Experimental Contest Game," Discussion Papers 2007-15, The Centre for Decision Research and Experimental Economics, School of Economics, University of Nottingham.
- Klaus Abbink & Jordi Brandts & Benedikt Herrmann & Henrik Orzen, 2009. "Inter-Group Conflict and Intra-Group Punishment in an Experimental Contest Game," Discussion Papers 2009-03, The Centre for Decision Research and Experimental Economics, School of Economics, University of Nottingham.
- Klaus Abbink & Jordi Brandts & Benedikt Herrmann & Henrik Orzen, 2008. "Inter-Group Conflict and Intra-Group Punishment in an Experimental Contest Game," UFAE and IAE Working Papers 723.08, Unitat de Fonaments de l'Anàlisi Econòmica (UAB) and Institut d'Anàlisi Econòmica (CSIC).
- Uri Gneezy & Andreas Leibbrandt & John List, 2016. "THE RISE AND FALL OF COMPETITIVENESS: Experimental Evidence from Individualistic and Collectivistic Societies," Natural Field Experiments 00579, The Field Experiments Website.
- Ingvild Almås & Alexander W. Cappelen & Kjell G. Salvanes & Erik Ø. Sørensen & Bertil Tungodden, 2016.
"Willingness to Compete: Family Matters,"
Management Science, INFORMS, vol. 62(8), pages 2149-2162, August.
- Almås, Ingvild & Cappelen, Alexander W. & Salvanes, Kjell G. & Sørensen, Erik Ø. & Tungodden, Bertil, 2014. "Willingness to Compete: Family Matters," Discussion Paper Series in Economics 3/2014, Norwegian School of Economics, Department of Economics.
- Joseph Price, 2008. "Gender Differences in the Response to Competition," ILR Review, Cornell University, ILR School, vol. 61(3), pages 320-333, April.
- 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.
- George A. Akerlof & Rachel E. Kranton, 2000. "Economics and Identity," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 115(3), pages 715-753.
- Drouvelis, Michalis & Nosenzo, Daniele, 2013.
"Group identity and leading-by-example,"
Journal of Economic Psychology, Elsevier, vol. 39(C), pages 414-425.
- Michalis Drouvelis & Daniele Nosenzo, 2012. "Group Identity and Leading-by-Example," Discussion Papers 2012-05, The Centre for Decision Research and Experimental Economics, School of Economics, University of Nottingham.
- Matthias Sutter & Daniela Glätzle-Rützler, 2015. "Gender Differences in the Willingness to Compete Emerge Early in Life and Persist," Management Science, INFORMS, vol. 61(10), pages 2339-23354, October.
- repec:cup:judgdm:v:6:y:2011:i:8:p:771-781 is not listed on IDEAS
- Falk, Armin & Zehnder, Christian, 2007.
"Discrimination and In-Group Favoritism in a Citywide Trust Experiment,"
IZA Discussion Papers
2765, Institute of Labor Economics (IZA).
- Armin Falk & Christian Zehnder, 2007. "Discrimination and In-group Favoritism in a Citywide Trust Experiment," IEW - Working Papers 318, Institute for Empirical Research in Economics - University of Zurich.
- Muriel Niederle & Lise Vesterlund, 2007.
"Do Women Shy Away From Competition? Do Men Compete Too Much?,"
The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 122(3), pages 1067-1101.
- Muriel Niederle & Lise Vesterlund, 2005. "Do Women Shy Away From Competition? Do Men Compete Too Much?," NBER Working Papers 11474, National Bureau of Economic Research, Inc.
- Muriel Niederle & Lise Vesterlund, 2005. "Do Women Shy Away from Competition? Do Men Compete too Much?," Discussion Papers 04-030, Stanford Institute for Economic Policy Research.
- Solow, John L. & Kirkwood, Nicole, 2002.
"Group identity and gender in public goods experiments,"
Journal of Economic Behavior & Organization, Elsevier, vol. 48(4), pages 403-412, August.
- Solow, John L. & Kirkwood, Nicole, 2000. "Group Identity and Gender in Public Goods Experiments," Working Papers 00-03, University of Iowa, Department of Economics.
- David Wozniak & William T. Harbaugh & Ulrich Mayr, 2014.
"The Menstrual Cycle and Performance Feedback Alter Gender Differences in Competitive Choices,"
Journal of Labor Economics, University of Chicago Press, vol. 32(1), pages 161-198.
- David Wozniak & William T. Harbaugh & Ulrich Mayr, 2010. "The Menstrual Cycle and Performance Feedback Alter Gender Differences in Competitive Choices," University of Oregon Economics Department Working Papers 2010-2, University of Oregon Economics Department.
- Murphy, Ryan O. & Ackermann, Kurt A. & Handgraaf, Michel J. J., 2011. "Measuring Social Value Orientation," Judgment and Decision Making, Cambridge University Press, vol. 6(8), pages 771-781, December.
- Helen Bernhard & Ernst Fehr & Urs Fischbacher, 2006. "Group Affiliation and Altruistic Norm Enforcement," American Economic Review, American Economic Association, vol. 96(2), pages 217-221, May.
- Abbink, Klaus & Brandts, Jordi & Herrmann, Benedikt & Orzen, Henrik, 2012. "Parochial altruism in inter-group conflicts," Economics Letters, Elsevier, vol. 117(1), pages 45-48.
- 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.
- Marie-Pierre Dargnies, 2012. "Men Too Sometimes Shy Away from Competition: The Case of Team Competition," Management Science, INFORMS, vol. 58(11), pages 1982-2000, November.
- Jeffrey A. Flory & Andreas Leibbrandt & John A. List, 2015.
"Do Competitive Workplaces Deter Female Workers? A Large-Scale Natural Field Experiment on Job Entry Decisions,"
The Review of Economic Studies, Review of Economic Studies Ltd, vol. 82(1), pages 122-155.
- Jeffrey A. Flory & Andreas Leibbrandt & John A. List, 2010. "Do Competitive Work Places Deter Female Workers? A Large-Scale Natural Field Experiment on Gender Differences in Job-Entry Decisions," NBER Working Papers 16546, National Bureau of Economic Research, Inc.
- Muriel Niederle & Lise Vesterlund, 2011. "Gender and Competition," Annual Review of Economics, Annual Reviews, vol. 3(1), pages 601-630, September.
- Uri Gneezy & Muriel Niederle & Aldo Rustichini, 2003. "Performance in Competitive Environments: Gender Differences," The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 118(3), pages 1049-1074.
- Thomas Buser & Muriel Niederle & Hessel Oosterbeek, 2014.
"Gender, Competitiveness, and Career Choices,"
The Quarterly Journal of Economics, President and Fellows of Harvard College, vol. 129(3), pages 1409-1447.
- Thomas Buser & Muriel Niederle & Hessel Oosterbeek, 2012. "Gender, Competitiveness and Career Choices," NBER Working Papers 18576, National Bureau of Economic Research, Inc.
- Gary Charness & Luca Rigotti & Aldo Rustichini, 2007. "Individual Behavior and Group Membership," American Economic Review, American Economic Association, vol. 97(4), pages 1340-1352, September.
- Jeffrey A. Flory & Andreas Leibbrandt & John A. List, 2010.
"Do Competitive Work Places Deter Female Workers? A Large-Scale Natural Field Experiment on Gender Differences in Job-Entry Decisions,"
NBER Working Papers
16546, National Bureau of Economic Research, Inc.
- Jeffrey Flory & Andreas Leibbrandt & John List, 2010. "Do Competitive Work Places Deter Female Workers? A Large-Scale Natural Field Experiment on Gender Differences in Job-Entry Decisions," Natural Field Experiments 00452, The Field Experiments Website.
- Uri Gneezy & Aldo Rustichini, 2004.
"Gender and Competition at a Young Age,"
American Economic Review, American Economic Association, vol. 94(2), pages 377-381, May.
- Uri Gneezy & Aldo Rustichini, 2004. "Gender and competition at a young age," Framed Field Experiments 00151, The Field Experiments Website.
- Marie-Pierre Dargnies, 2012. "Men Too Sometimes Shy Away from Competition : The Case of Team Competition," Post-Print hal-01492284, HAL.
- Eckel, Catherine C. & Grossman, Philip J., 2005. "Managing diversity by creating team identity," Journal of Economic Behavior & Organization, Elsevier, vol. 58(3), pages 371-392, November.
- Roy Chen & Yan Chen, 2011. "The Potential of Social Identity for Equilibrium Selection," American Economic Review, American Economic Association, vol. 101(6), pages 2562-2589, October.
- Yan Chen & Sherry Xin Li, 2009. "Group Identity and Social Preferences," American Economic Review, American Economic Association, vol. 99(1), pages 431-457, March.
- Rachel Croson & Uri Gneezy, 2009. "Gender Differences in Preferences," Journal of Economic Literature, American Economic Association, vol. 47(2), pages 448-474, June.
- Andrew Healy & Jennifer Pate, 2011. "Can Teams Help to Close the Gender Competition Gap?," Economic Journal, Royal Economic Society, vol. 121(555), pages 1192-1204, September.
- Charness, Gary & Gneezy, Uri, 2012. "Strong Evidence for Gender Differences in Risk Taking," Journal of Economic Behavior & Organization, Elsevier, vol. 83(1), pages 50-58.
Citations
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Cited by:
- Trieu, Chi, 2023. "Who's who: How uncertainty about the favored group effects outcomes of affirmative action," DICE Discussion Papers 405, Heinrich Heine University Düsseldorf, Düsseldorf Institute for Competition Economics (DICE).
- Barile, Lory & Drouvelis, Michalis, 2024. "Priming and the gender gap in competitiveness," The Warwick Economics Research Paper Series (TWERPS) 1490, University of Warwick, Department of Economics.
- Eugen Dimant & Kyle Hyndman, 2019. "Becoming Friends or Foes? How Competitive Environments Shape Social Preferences," Discussion Papers 2019-18, The Centre for Decision Research and Experimental Economics, School of Economics, University of Nottingham.
- Mill, Wladislaw & Morgan, John, 2022.
"Competition between friends and foes,"
European Economic Review, Elsevier, vol. 147(C).
- Wladislaw Mill & John Morgan, 2020. "Competition Between Friends and Foes," CRC TR 224 Discussion Paper Series crctr224_2020_242, University of Bonn and University of Mannheim, Germany.
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More about this item
Keywords
competition; social distance; group identity; laboratory experiment;All these keywords.
JEL classification:
- C92 - Mathematical and Quantitative Methods - - Design of Experiments - - - Laboratory, Group Behavior
- D03 - Microeconomics - - General - - - Behavioral Microeconomics: Underlying Principles
NEP fields
This paper has been announced in the following NEP Reports:- NEP-CDM-2019-07-08 (Collective Decision-Making)
- NEP-CSE-2019-07-08 (Economics of Strategic Management)
- NEP-EXP-2019-07-08 (Experimental Economics)
- NEP-SOC-2019-07-08 (Social Norms and Social Capital)
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