From Milliseconds to Mortgages: How Interest Rate Decisions Reshape Everything

When a central bank announces an interest rate decision, markets react in milliseconds—but the real economy takes years to feel the impact. This deep dive breaks down the full transmission mechanism, from high-frequency trading and bond market volatility to long-term effects on GDP, inflation, and everyday life. Using real research and central bank models, we uncover how a single number evolves into a slow-moving economic force that shapes jobs, prices, and growth.