Analysis Of Evolutionary Game On Risk Management Of Unified Credit-inventory Pledge Mode

The financing problems is an essential factor influencing the development of small and medium-sized enterprises all the time.With the intensification of competition among banks and the development of logistics industry in our country,logistics-financing business in line with the interests of banks,logistics enterprises and financing enterprises become more popular day by day.However,in our country,the development of logistics-financing business is not yet mature.There are a lot of risks in the operation process and the level of risk management of banks and logistics enterprises needs be improved.Moreover,the credit risk is a prominent one in logistics-financing business of banks in our country.In order to perfect the management of risks in logistics-financing business of our country,and promote the development of logistics-financing business,this paper focuses on the unified credit-inventory pledge mode,and studies the problem of credit risk management.Firstly,this paper built game models of credit risk between banks and logistics enterprises,and between logistics enterprises and financing enterprises based on the method of evolutionary game theory according to the characteristics of unified credit-inventory pledge mode,and considered the influence of pledge risk to the evolution of these models.Then,it did stability analysis of these models and analyzed the generation mechanism of credit risk.Finally,it used the method of numerical analysis and studied the effect of changes of parameters to decision-making by the software of MATLAB,and found the influences of credit risk.The study of this paper found that the factors affecting the credit risk of logistics enterprises include supervision cost of banks,default fine from banks to logistics enterprises,credit line and value of reputation.The study also found that the factorsaffecting the credit risk of financing enterprises include supervision cost of logistics enterprises,default fine from logistics enterprises to financing enterprises,pledge rate,end price of pledge and value of reputation.According to these findings,this paper put forward some suggestions for risk management which are very significant for the risk management of banks and logistics enterprises in practice.