Study on the Phenomenon of Bank Liquidity Tail

The entry of foreign banks, the spread of financial crisis, the marketization of interest rates and the impact of the point of time assessment lead to the phenomenon of bank liquidity tail, which has a negative impact on commercial banks, the financial system and the national economy. This paper is based on the current situation of the phenomenon of bank liquidity tail, analyzes the reasons of bank liquidity tail from two aspects of management and supervision system of bank liquidity, and proceed from the inner bank, the central bank's monetary policy, the external environment and so on, to find credit mismatches, credit term structure mismatch, the end of the month to pay the deposit reserve, the central bank focused on open market operations, the external macro environment are the main factors of bank liquidity tail. Therefore, this paper puts forward some countermeasures to solve the problem of bank liquidity from the perspective of liquidity supervision system, the bank's own management mode, the central bank credit rationing and the external environment change.