Analysis of Interbanking Systemic Risk Contagion - Case from Finland Bank System

The subprime mortgage crisis of America has increased the importance of the banking system security, and the subprime mortgage crisis in the banking sector´s performance is constantly being infected by a bank´s bankrupt, and ultimately makes contagion. In this article, firstly, according to the idea of maximum entropy estimates the payment transactions matrix and then presenting a risk of spreading mechanism of the specific process, finally take the Finnish inter-bank payment system for example do a risk analysis of infection.