本文研究了我国银行业在国家隐性保险背景下,市场约束机制的有效性问题。通过对价格约束效应、数量约束效应在银行客户存款市场和非客户存款负债市场的比较,研究发现,银行存款客户对银行不存在市场约束行为,而银行非客户存款负债债权人,存在对银行风险中流动性相关风险的价格约束和数量约束效应。国家隐性担保覆盖了所有银行,对大型商业银行的市场约束效应显著弱于其他商业银行。 This paper studies the effectiveness of the market restraint mechanism in China’s banking industry under the background of national recessive insurance. By comparing the effect of price restraint and quantity restraint in the market of depositors and non-depositors, we find that there is no market restraint for bank deposit customers, while the creditors of non-depositors of bank deposits have the highest risk on bank risk The Price Constraints and Quantity Constraints Effects of Liquidity-related Risks. National implicit guarantees cover all banks, and the effect of market restraint on large commercial banks is significantly weaker than that of other commercial banks.