I am a PhD candidate at Université Jean Monnet – GATE Lyon Saint-Étienne (UMR CNRS 5824), under the supervision of Professor Stéphane Gonzalez.My academic background spans both mathematics and economics. I hold a Master’s degree in Applied Mathematics from Université de Rennes 1 through the MFVMA program (Master Franco-Vietnamien de Mathématiques Appliquées), as well as a Master’s degree in Economics, Data and Decision Science (formerly known as Political Engineering) from the Saint-Etienne School of Economics (SE2).My research focuses on theoretical economics, particularly social choice theory and game theory, with using the axiomatic method.