【关键词】流动性过剩 外汇占款 协整检验 因果分析 ECM模型
Abstract
This paper analyzes the problem of liquidity surplus in commercial banks. The author definites the connotation of liquidity surplus, analyses it from the perspective of the first and second reserve assets, puts forward the idea that “the deposit-loan gap” does not mean to the liquidity surplus in commercial banks. The author applies the method of ADF, Cointegration, Granger causality test and ECM model to find that the occupying foreign exchange Granger causes the reserve. On this basis of analysis above, the author think the fundamental measures to solve the liquidity surplus problem is to strengthen the management of foreign exchange system, the exchange rate formation mechanism reform.
【Keyword】Liquidity Surplus;Occupying Foreign Exchange;Cointegration Test;Granger Causality Test;ECM Model