When watering agreements are settled by the Federal Open Market Committee of the Federal Reserve as part of open market operations, the sale agreements add reserves to the banking system and withdraw them after a certain period of time; Reverse reverse repo first removes reserves and adds them later. This tool can also be used to stabilize interest rates, and the Federal Reserve has used it to adjust the federal funds rate to the target interest rate.  A repo agreement, also known as a repo, PR or sale and repo agreement, is a form of short-term borrowing, primarily in government bonds. The trader sells the underlying security to investors and buys it back shortly after, usually the next day, at a slightly higher price after consultation between the two parties. Changes in cash or government, corporate and treasury/government bonds, and stocks can all be used as “collateral” in a repo transaction. However, unlike a secured loan, the legal right to securities passes from the seller to the buyer. Coupons (interest payable to the owner of the securities) that mature while the repo buyer owns the securities are usually passed directly to the repo seller. This may seem counterintuitive, as the legal ownership of the warranty during the pension contract belongs to the buyer. The agreement could instead provide for the buyer to receive the coupon, adjusting the money payable on the redemption to compensate for this, although this is more typical of sales/redemptions. .