Glossary: M04 — Monetary Policy

TermDefinition
Central bankInstitution responsible for monetary policy and banking supervision
Open market operationsCentral bank buying/selling government securities to affect money supply
Policy rateInterest rate set by central bank (refinancing rate)
Reserve requirementMinimum reserves commercial banks must hold at the central bank
Monetary transmission mechanismProcess by which monetary policy affects the real economy
Quantitative easing (QE)Central bank purchases of securities to increase money supply when rates near zero
Inflation targetingMonetary policy framework with explicit inflation target
Interest rate targetingMonetary policy focused on achieving a specific interest rate
Exchange rate targetingPegging the domestic currency to another currency
Zero lower boundLimit where nominal interest rates cannot fall significantly below zero
Liquidity trapSituation where monetary policy is ineffective because banks hoard reserves
Central bank independenceDegree to which central bank operates free from political pressure
Central bank credibilityMarket trust in the central bank’s commitment to its objectives
Central bank transparencyClarity and openness of central bank communication
Neutral rate of interestInterest rate that neither stimulates nor constrains economic growth
Expansionary monetary policyPolicy aimed at increasing money supply and reducing interest rates
Contractionary monetary policyPolicy aimed at decreasing money supply and increasing interest rates
Lender of last resortCentral bank’s role in providing liquidity to banks in financial distress