Dynamic Risk Analysis of Bank service system, Supply Chain Stability Using social Network analysis(SNA) and System Dynamics(SD)

The present research has analyzed the dynamic risks of the stability of the supply chain of banking services using social network analysis (SNA) and system dynamics (SD) in order to policy the stability of the supply chain of banking services. According to the results of SNA; Corruption risks of receiving facilities, customer dissatisfaction, shareholder dissatisfaction, bank service costs, the cost of establishing a new bank branch, demand for facilities, payment claims to customers and the bank's supervisory weakness as critical risks and risks of paper waste, urban traffic, cyber security, supervisory weakness and Lack of human resources were identified as the most causal risks . Next, the SD model was designed based on the interactions of critical risks and its effects on the stability of the supply chain of banking services using the data of Iran's Mehr Bank. According to the sensitivity analysis, the sustainability policies of the bank service supply chain, including financial, social and environmental sustainability, were identified and the results were compared and analyzed, finally, the selected combined policies included:1-Managing 5% reduction in bank costs through agility processes and expenditure monitoring; 2-Increasing the efficiency of the validation process by 4 times; 3-Increasing the fee income of banking services by increasing the allocation 3 times to the development of electronic banking infrastructure; 4-Implementation of employee empowerment training programs;5-Proportionalization of the number of employees; 6-Increasing electronic services in order to increase access to the bank; 7-Appropriate location of branches and ATMs; 8-Awareness and promotion of electronic services were provided