流动性跟踪：隔夜利率或重回1.4%左右

Group 1: Market Overview - During the tax period from July 14-18, liquidity tightened significantly, with overnight rates jumping approximately 10 basis points on the first day of the tax period, reaching 1.57% and 1.53% for R001 and DR001 respectively[1] - The central bank increased reverse repo operations, with daily net injections exceeding 300 billion, leading to a gradual recovery in market sentiment and a return of overnight rates below 1.5%[1] - By July 18, overnight rates settled at 1.49% and 1.46% for R001 and DR001, while 7-day rates approached 1.50%[1] Group 2: Future Outlook - The central bank's supportive stance suggests that liquidity is unlikely to experience significant fluctuations, with overnight rates expected to return to around 1.4% and 7-day rates fluctuating around 1.50%[2] - A total of over 20 trillion yuan in public market maturities is expected next week, including 17,268 billion yuan in reverse repos and 2,000 billion yuan in MLF maturities[2] - The upcoming week will see a significant amount of certificates of deposit maturing, with a total of 10,699 billion yuan, but the impact on liquidity is expected to be limited due to manageable bank liabilities[2] Group 3: Public Market and Government Bonds - From July 14-18, the central bank's net injection in the public market was 12,011 billion yuan, with reverse repos contributing 13,011 billion yuan[3] - Government bond net payments are projected to decrease to 2,399 billion yuan for the week of July 21-25, with a notable increase in local government bond payments[5] - The issuance of government bonds is set to rise significantly, with planned issuance of 7,508 billion yuan, including 3,750 billion yuan in national bonds and 3,758 billion yuan in local bonds[5] Group 4: Interbank Certificates of Deposit - The weighted issuance rate for interbank certificates of deposit rose to 1.62%, reflecting a 1 basis point increase from the previous week[6] - The pressure from maturing certificates of deposit is expected to rise, with 10,699 billion yuan maturing in the week of July 21-25, marking a relative high for the year[6] - The overall market for certificates of deposit is showing signs of tightening, with a decrease in the proportion of longer-term issuances[6]