Velencei J, Baracskai Z. There’s a Flip Side: the Mystery of the Human Being and Puzzle of Homo Economicus. GJSD [Internet]. 2021 Mar. 9 [cited 2025 Apr. 22];1(1):99-106. Available from: https://gjsd.gile-edu.org/index.php/home/article/view/1-velencei-baracskai-99-106