Koffi YAO Assistant Professor
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    • Department
      Strategy Department
    • Languages
      French
    • Teaching specialisations
      Financial Mathematics, Statistics, Economics
    • Areas of research
      Behavioral Economics, Sustainable Development, Experimental Economics, Game theory in the field of economics, Public and individual decision making
    • Campus
      Tours

    Biography

    Dr. Koffi Serge William YAO is an assistant professor of economics at Excelia Business School. Prior to this position, he was awarded a doctoral contract, followed by two ATERs at the University of Montpellier where he obtained his Ph.D. in Economics. He is qualified as a lecturer in section 5 of the Conseil National des Universités (CNU). He is also a member of the Center for Research on Innovation and Intelligence in Management (CRIIM Excelia-Group) and a member of the Center for Environmental Economics of Montpellier (CEE-M). His research is mainly based on both theoretical and experimental approaches and applied to social dilemmas. His current research focuses on the tragedy of the commons, free riding, and mechanism design, with a particular interest in participative management mechanisms.

     

    Dr. Koffi Serge William Yao is also interested in data science and applied economics.

  • 2020

    Doctorate in Economy, Université de Montpellier

    2016

    Master's degree in Economics and Public Management with a focus on Behavioural Economics and Decision Making, Université de Montpellier et Université Paul Valéry , France

    2015

    Master in Financial Macroeconomics and Development, Université de Toulon, France

  • 2024

    Master’s Thesis Coordinator in the Strategy Department, Excelia, La Rochelle, France

    2023

    Member of the Disciplinary Committee, Excelia, La Rochelle, France

    2023

    Member of the End-of-Year Examination Jury for Bachelor's in Business Year 1 and 2, Tours and Orléans Campuses, Excelia, La Rochelle, France

    2022

    Assistant Professor, Excelia, La Rochelle, France

    2021-2022

    Adjunct Faculty, Excelia, La Rochelle, France

    2019-2021

    Temporary Lecturer and Research Assistant, Université de Montpellier,

    2017-2019

    Complementary activity in ESA, Université Paul-Valéry, Montpellier

    2016-2019

    Research Contract, Université de Montpellier,

  • Journal articles

    YAO, K. S. W., LAVAINE, E., WILLINGER, M. (2024, 2024). Effectiveness of the approval mechanism in a three-player common pool resource dilemma. Journal of Behavioral and Experimental Economics, pp. 102179.
    TONDÉ, W. D., YAO, K. S. W., DATCHA , D. A. (2024). The impact of import openness on total factor productivity growth in Sub-Saharan Africa: What role do institutions play? Empirical Economics Letters.
    YAO, K., LAVAINE, E., WILLINGER, M. (2022). Does the approval mechanism induce the efficient extraction in common pool resource games? Social Choice and Welfare, 58 (1), 111-139. doi:10.1007/s00355-021-01342-x.
    YAO, K. (2021). An Experiment on Cooperation in a CPR Game with a Disapproval Option. Games, 12 (4), 83. doi:10.3390/g12040083.

  • Papers presented at academic or professional meetings

    YAO, K., NDODJANG NGANTCHOU, P. (2025). Does displaying the continuous relative feedback increase students' performance and effort ?.
    YAO, K. (2024). A stress test on the approval mechanism for the provision of public goods.
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