List of Articles opportunism Open Access Article Abstract Page Full-Text 1 - The Effect of Brand distinctiveness and performance on Brand Competitiveness with the Mediating Role of Technological Opportunism Davood Feiz Ali Reza Motameni Asadolah Kordnaeij Azim Zarei Mahdi Dehghani Soltani Open Access Article Abstract Page Full-Text 2 - Studying the factors affecting the feeling of social insecurity towards basic livelihood goods (case study: Ardabil city, 2022) Taha Ashayeri Tahereh Jahanparvar Open Access Article Abstract Page Full-Text 3 - A Study of Factors Affecting Social Insecurity Perception Regarding Essential Commodities (Case Study: Ardabil City, 2022) Taha Ashayeri Tahereh Jahanparvar