Greene, W. H., S. . Hatamerad, H. R. . Oskoui, H. . Asgharpur, and B. . Adrangi. “Rereading a Theory: Does the Income Level of Countries Affect the Consumer Behavior?”. The Economics and Finance Letters, vol. 12, no. 1, Feb. 2025, pp. 98-119, doi:10.18488/29.v12i1.4100.