A THEORETICAL STUDY OF PROMOTION POSITIVITY (PROMOTION BASED SELLING) WITH RESPECT TO AN INTERACTION EFFECT ON SALES, USEFUL FOR GENERAL BUSINESS MANAGEMENT. International Journal of Management (IJM), [S. l.], v. 15, n. 04, p. 65–78, 2024. Disponível em: https://lib-index.com/index.php/IJM/article/view/IJM_15_04_005.. Acesso em: 21 oct. 2025.