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Publications

by alumni of

Hebrew University of Jerusalem → Center for the Study of Rationality

These are publications listed in RePEc written by alumni of the above institution who are registered with the RePEc Author Service and listed in the RePEc Genealogy. List of alumni. For a list of publications by current members of the department, see here. Register yourself.

This page is updated in the first days of each month.

| Working papers | Journal articles |

Working papers

2026

  1. Gabriele Camera & Gary Charness & Nir Chemeya & Ro'i Zultan, 2026, "The Dictatorial Public Goods Game," Working Papers, Chapman University, Economic Science Institute, number 26-05.

2024

  1. Ro’i Zultan & Yamit Asulin & Yuval Heller & Nira Munichor, 2024, "Social Image, Observer Identity, And Crowding Up," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 2410.
  2. Ro’i Zultan & Aniol Llorente-Saguer & Santiago Oliveros, 2024, "Beyond Value: on the Role of Symmetryin Demand for Information," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 2411.
  3. Eldar Dadon & Marie Claire Villeval & Ro’i Zultan, 2024, "Corporate Social Responsibility as a Signal in the Labor Market," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 2415.
  4. Llorente-Saguer, Aniol & Oliveros, Santiago & Zultan, Ro'i, 2024, "Beyond Value: on the Role of Superficial Characteristics in Demand for Information," CEPR Discussion Papers, Centre for Economic Policy Research, number 18743, Jan.

2022

  1. Srinivas Arigapudi & Omer Edhan & Yuval Heller & Ziv Hellman, 2022, "Mentors and Recombinators: Multi-Dimensional Social Learning," Papers, arXiv.org, number 2205.00278, Apr, revised Nov 2023.
  2. Andrew Delios & E.G. Clemente & T. Wu & H. Tan & Y. Wang & M. Gordon & D. Viganola & Z. Chen & A. Dreber & M. Johannesson & T. Pfeiffer & E.L. Uhlmann & M. Paruzel-Czachura & G. Pfuhl & A. Pirrone & S, 2022, "Examining the Generalizability of Research Findings from Archival Data," Post-Print, HAL, number hal-04452695, Jul, DOI: 10.1073/pnas.2120377119.

2020

  1. Elizabeth Baldwin & Omer Edhan & Ravi Jagadeesan & Paul Klemperer & Alexander Teytelboym, 2020, "The Equilibrium Existence Duality: Equilibrium with Indivisibilities & Income Effects," Papers, arXiv.org, number 2006.16939, Jun.
  2. Ziv Hellman & Ilan Nehama & Omer Edhan, 2020, "Making the Most of Potential: Potential Games and Genotypic Convergence," Working Papers, Bar-Ilan University, Department of Economics, number 2020-05, May.
  3. Lawrence Choo & Todd R. Kaplan & Ro’i Zultan, 2020, "Manipulation And (Mis)Trust In Prediction Markets," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 2012.

2018

  1. Ro’i Zultan & Todd R. Kaplan & Lawrence Choo, 2018, "Information Aggregation in Arrow-Debreu Markets: An Experiment," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1807.
  2. Ya’akov M. Bayer, Bradley J. Ruffle, Ze’ev Shtudiner, Ro’i Zultan, 2018, "Costly Superstitious Beliefs: Experimental Evidence," LCERPA Working Papers, Laurier Centre for Economic Research and Policy Analysis, number 0114, Mar, revised 01 Mar 2018.
  3. Y. Bayer, B.J. Ruffle, R. Zultan, T. Dwolatzky, 2018, "Time preferences of older people with mild cognitive impairment," LCERPA Working Papers, Laurier Centre for Economic Research and Policy Analysis, number 0115, May, revised 30 May 2018.

2017

  1. Tomer Blumkin & Haim Pinhas & Ro'i Zultan, 2017, "Leveraging Wage Subsidies to Facilitate Fair Wages and Increase Social Welfare," CESifo Working Paper Series, CESifo, number 6597.
  2. Llorente-Saguer, Aniol & Zultan, Ro'i, 2017, "Collusion and Information Revelation in Auctions," CEPR Discussion Papers, Centre for Economic Policy Research, number 11944, Mar.
  3. Sven Fischer & Werner Güth & Todd R. Kaplan & Ro'i Zultan, 2017, "Auctions and Leaks: A Theoretical and Experimental Investigation Auctions and Leaks: A Theoretical and Experimental Investigation," Jena Economics Research Papers, Friedrich-Schiller-University Jena, number 2017-012, Oct.
  4. David Hugh-Jones & Itay Ron & Ro'i Zultan, 2017, "Humans reciprocate intentional harm by discriminating against group peers," University of East Anglia School of Economics Working Paper Series, School of Economics, University of East Anglia, Norwich, UK., number 2017-03.

2016

  1. Ro’i Zultan & Oded Ravid & Miki Malul, 2016, "The Effect Of Economic Cycles On Job Satisfaction In A Two-Sector Economy," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1605.

2015

  1. Omer Edhan & Ziv Hellman & Dana Sherill-Rofe, 2015, "Sex And Portfolio Investment," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp683, Apr.

2014

  1. Sven Fischer & Werner Guth & Todd R. Kaplan & Ro'i Zultan, 2014, "Auctions And Leaks: A Theoretical And Experimental Investigation," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1404.
  2. Sagi Dekel & Sven Fischer & Ro’i Zultan, 2014, "Punishment and Reward Institutions with Harmed Minorities," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1405.
  3. Aniol Llorente-Saguer & Ro’i Zultan, 2014, "Auction Mechanisms And Bidder Collusion: Bribes, Signals And Selection," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1406.

2013

  1. Andriy Zapechelnyuk & Ro'i Zultan, 2013, "Job Search Costs And Incentives," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1307.
  2. Ori Weisel & Ro'i Zultan, 2013, "Social Motives In Intergroup Conflict," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1308.
  3. Esteban Klor & Sebastian Kube & Eyal Winter & Ro'i Zultan, 2013, "Can Higher Rewards Lead To Less Effort? Incentive Reversal In Teams," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1309.

2012

  1. Omer Edhan, 2012, "Values of Nondifferentiable Vector Measure Games," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp602, Mar.
  2. Omer Edhan, 2012, "Continuous Values of Market Games are Conic," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp623, Aug.
  3. Omer Edhan, 2012, "Representations Of Positive Projections On Lipschitz Vector," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp624, Aug.
  4. Omer Edhan, 2012, "Values of Exact Market Games," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp627, Sep.
  5. Omer Edhan, 2012, "Payoffs in Nondifferentiable Perfectly Competitive TU Economies," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp629, Oct.

2011

  1. Roi Zultan, 2011, "Strategic And Social Preplay Communication In The Ultimatum Game," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1107.
  2. Roi Zultan & Eva-Maria Steiger, 2011, "See No Evil: Information Chains and Reciprocity in Teams," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1108.
  3. Roi Zultan, 2011, "Timing of Messages and the Aumann Conjecture: A multiple-Selves Approach," Working Papers, Ben-Gurion University of the Negev, Department of Economics, number 1109.
  4. Hugh Jones, David & Zultan, Ro'i, 2011, "Reputation and Cooperation in Defence," CAGE Online Working Paper Series, Competitive Advantage in the Global Economy (CAGE), number 53.
  5. Esteban F. Klor & Sebastian Kube & Eyal Winter & Ro'i Zultan, 2011, "Can Higher Bonuses Lead to Less E ort? Incentive Reversal in Teams," Levine's Working Paper Archive, David K. Levine, number 786969000000000073, Mar.
  6. Maya Bar-Hillel & Ro`i Zultan, 2011, "We sing the praise of good displays: How gamblers bet in casino roulette," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp585, Aug.

2010

  1. Ro'i Zultan & Maya Bar-Hillel & Nitsan Guy, 2010, "When Being Wasteful is Better than Feeling Wasteful," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp550, May.
  2. Vittoria M. Levati & Matthias Uhl & Ro'i Zultan, 2010, "Imperfect Recall and Time Inconsistencies: An experimental test of the absentminded driver "paradox"," Jena Economics Research Papers, Friedrich-Schiller-University Jena, number 2010-035, Jun.
  3. Ben Greiner & Werner Güth & Ro'i Zultan, 2010, "Social Communication and Discrimination: A Video Experiment," Jena Economics Research Papers, Friedrich-Schiller-University Jena, number 2010-038, Jun.
  4. David Hugh-Jones & Ro'i Zultan, 2010, "Brothers in Arms: Cooperation in Defence," Jena Economics Research Papers, Friedrich-Schiller-University Jena, number 2010-064, Sep.

2009

  1. M. Vittoria Levati & Ro'i Zultan, 2009, "Cycles of Conditional Cooperation in a Real-Time Voluntary Contribution Mechanism," Discussion Paper Series, The Federmann Center for the Study of Rationality, the Hebrew University, Jerusalem, number dp511, May.
  2. Goerg, Sebastian J. & Kube, Sebastian & Zultan, Ro'i, 2009, "Treating Equals Unequally: Incentives in Teams, Workers' Motivation and Production Technology," IZA Discussion Papers, IZA Network @ LISER, number 3959, Jan.

2008

  1. Andriy Zapechelnyuk & Ro'i Zultan, 2008, "Altruism, Partner Choice, and Fixed-Cost Signalling," Levine's Working Paper Archive, David K. Levine, number 122247000000002199, Jun.
  2. Andriy Zapechelnyuk & Ro'i Zultan, 2008, "Job Market Signalling and Job Search," Levine's Working Paper Archive, David K. Levine, number 122247000000002301, Jul.

2005

  1. Ben Greiner & Ro’i Zultan & Werner Güth, 2005, "Let the Dummy Talk! - Unilateral Communication and Discrimination in Three-Person Dictator Experiments -," Papers on Strategic Interaction, Max Planck Institute of Economics, Strategic Interaction Group, number 2005-18, Jul.
  2. Schmidt, Carsten & Zultan, Ro'i, 2005, "The uncontrolled social utility hypothesis revisited," Papers, Sonderforschungsbreich 504, number 05-29.

2004

  1. Carsten Schmidt & Ro'i Zultan, 2004, "Unilateral face-to-face communication in ultimatum bargaining - A video experiment," Papers on Strategic Interaction, Max Planck Institute of Economics, Strategic Interaction Group, number 2004-35, Aug.

Journal articles

2025

  1. Asulin, Yamit & Heller, Yuval & Munichor, Nira & Zultan, Ro'i, 2025, "Social image, observer identity, and crowding up," Games and Economic Behavior, Elsevier, volume 152, issue C, pages 37-54, DOI: 10.1016/j.geb.2025.04.003.

2021

  1. Sven Fischer & Werner Güth & Todd R. Kaplan & Ro'i Zultan, 2021, "Auctions With Leaks About Early Bids: Analysis And Experimental Behavior," Economic Inquiry, Western Economic Association International, volume 59, issue 2, pages 722-739, April, DOI: 10.1111/ecin.12953.
  2. Weisel, Ori & Zultan, Ro’i, 2021, "Perceptions of conflict: Parochial cooperation and outgroup spite revisited," Organizational Behavior and Human Decision Processes, Elsevier, volume 167, issue C, pages 57-71, DOI: 10.1016/j.obhdp.2021.04.001.
  3. Ravid, Oded & Malul, Miki & Zultan, Ro’i, 2021, "Incentives, mission and productivity," Journal of Behavioral and Experimental Economics (formerly The Journal of Socio-Economics), Elsevier, volume 91, issue C, DOI: 10.1016/j.socec.2021.101668.

2020

  1. Blumkin, Tomer & Pinhas, Haim & Zultan, Ro’i, 2020, "Wage Subsidies and Fair Wages," European Economic Review, Elsevier, volume 127, issue C, DOI: 10.1016/j.euroecorev.2020.103497.
  2. Andriy Zapechelnyuk & Ro’i Zultan, 2020, "Job search costs and incentives," Economic Theory Bulletin, Springer;Society for the Advancement of Economic Theory (SAET), volume 8, issue 2, pages 181-202, October, DOI: 10.1007/s40505-019-00176-2.

2019

  1. Lawrence Choo & Todd R. Kaplan & Ro’i Zultan, 2019, "Information aggregation in Arrow–Debreu markets: an experiment," Experimental Economics, Springer;Economic Science Association, volume 22, issue 3, pages 625-652, September, DOI: 10.1007/s10683-017-9548-x.

2018

  1. Bayer, Ya'akov M. & Ruffle, Bradley J. & Shtudiner, Zeev & Zultan, Ro'i, 2018, "Costly superstitious beliefs: Experimental evidence," Journal of Economic Psychology, Elsevier, volume 69, issue C, pages 30-43, DOI: 10.1016/j.joep.2018.10.002.

2017

  1. Soraperra, Ivan & Weisel, Ori & Zultan, Ro’i & Kochavi, Sys & Leib, Margarita & Shalev, Hadar & Shalvi, Shaul, 2017, "The bad consequences of teamwork," Economics Letters, Elsevier, volume 160, issue C, pages 12-15, DOI: 10.1016/j.econlet.2017.08.011.
  2. Llorente-Saguer, Aniol & Zultan, Ro’i, 2017, "Collusion and information revelation in auctions," European Economic Review, Elsevier, volume 95, issue C, pages 84-102, DOI: 10.1016/j.euroecorev.2017.03.012.
  3. Ravid, Oded & Malul, Miki & Zultan, Ro’i, 2017, "The effect of economic cycles on job satisfaction in a two-sector economy," Journal of Economic Behavior & Organization, Elsevier, volume 138, issue C, pages 1-9, DOI: 10.1016/j.jebo.2017.03.028.
  4. Dekel, Sagi & Fischer, Sven & Zultan, Ro’i, 2017, "Potential Pareto Public Goods," Journal of Public Economics, Elsevier, volume 146, issue C, pages 87-96, DOI: 10.1016/j.jpubeco.2016.12.007.

2016

  1. Omer Edhan, 2016, "Values of vector measure market games and their representations," International Journal of Game Theory, Springer;Game Theory Society, volume 45, issue 1, pages 411-433, March, DOI: 10.1007/s00182-015-0516-4.
  2. Weisel, Ori & Zultan, Ro׳i, 2016, "Social motives in intergroup conflict: Group identity and perceived target of threat," European Economic Review, Elsevier, volume 90, issue C, pages 122-133, DOI: 10.1016/j.euroecorev.2016.01.004.

2015

  1. Edhan, Omer, 2015, "Payoffs in exact TU economies," Journal of Economic Theory, Elsevier, volume 155, issue C, pages 152-184, DOI: 10.1016/j.jet.2014.11.012.
  2. Omer Edhan, 2015, "The conic property for vector measure market games," International Journal of Game Theory, Springer;Game Theory Society, volume 44, issue 2, pages 377-386, May, DOI: 10.1007/s00182-014-0434-x.

2014

  1. Klor, Esteban F. & Kube, Sebastian & Winter, Eyal & Zultan, Ro’i, 2014, "Can higher rewards lead to less effort? Incentive reversal in teams," Journal of Economic Behavior & Organization, Elsevier, volume 97, issue C, pages 72-83, DOI: 10.1016/j.jebo.2013.10.010.
  2. Steiger, Eva-Maria & Zultan, Ro'i, 2014, "See no evil: Information chains and reciprocity," Journal of Public Economics, Elsevier, volume 109, issue C, pages 1-12, DOI: 10.1016/j.jpubeco.2013.10.006.
  3. M. Levati & Matthias Uhl & Ro’i Zultan, 2014, "Imperfect recall and time inconsistencies: an experimental test of the absentminded driver “paradox”," International Journal of Game Theory, Springer;Game Theory Society, volume 43, issue 1, pages 65-88, February, DOI: 10.1007/s00182-013-0373-y.

2013

  1. Omer Edhan, 2013, "Values of nondifferentiable vector measure games," International Journal of Game Theory, Springer;Game Theory Society, volume 42, issue 4, pages 947-972, November, DOI: 10.1007/s00182-012-0348-4.
  2. David Hugh-Jones & Ro’i Zultan, 2013, "Reputation and Cooperation in Defense," Journal of Conflict Resolution, Peace Science Society (International), volume 57, issue 2, pages 327-355, April.
  3. Ro’i Zultan, 2013, "Timing of messages and the Aumann conjecture: a multiple-selves approach," International Journal of Game Theory, Springer;Game Theory Society, volume 42, issue 4, pages 789-800, November, DOI: 10.1007/s00182-012-0323-0.

2012

  1. Zultan, Ro’i, 2012, "Strategic and social pre-play communication in the ultimatum game," Journal of Economic Psychology, Elsevier, volume 33, issue 3, pages 425-434, DOI: 10.1016/j.joep.2011.12.009.
  2. Ben Greiner & Werner Güth & Ro’i Zultan, 2012, "Social communication and discrimination: a video experiment," Experimental Economics, Springer;Economic Science Association, volume 15, issue 3, pages 398-417, September, DOI: 10.1007/s10683-011-9305-5.

2011

  1. M. Vittoria Levati & Ro’i Zultan, 2011, "Cycles of Conditional Cooperation in a Real-Time Voluntary Contribution Mechanism," Games, MDPI, volume 2, issue 1, pages 1-15, January.

2010

  1. Sebastian J. Goerg & Sebastian Kube & Ro'i Zultan, 2010, "Treating Equals Unequally: Incentives in Teams, Workers' Motivation, and Production Technology," Journal of Labor Economics, University of Chicago Press, volume 28, issue 4, pages 747-772, October, DOI: 10.1086/653487.

2005

  1. Carsten Schmidt & Ro'i Zultan, 2005, "The Uncontrolled Social Utility Hypothesis Revisited," Economics Bulletin, AccessEcon, volume 3, issue 33, pages 1-7.

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