Interest rate spreads vary widely across time and countries and are a central driver of business cycles in emerging market economies (EMEs). Since 2008, advanced market economies (AMEs) have exhibited persistently higher and more volatile spreads, alongside increased macroeconomic volatility and...

Effective monetary policy requires maintaining the short-term interbank rate close to the policy rate while limiting its volatility, ensuring smooth transmission, and reducing banks' liquidity and interest rate risks. This paper seeks to identify and explain the drivers of volatility in...