List of Articles مدلهای تجاری دیجیتال Open Access Article Abstract Page Full-Text 1 - Explaining the Role of Digital Business Models and Dynamic Environment in the use of Management Accounting System with Emphasis on the Mediating Role of CEO's Risk Taking Hassan Pourtaghi nemat rostami Mahmoud Samadi Largani mohammadreza pourali 10.30495/jma.2023.22623