Global credit markets are at their hottest in two decades, with corporate debt yields at their narrowest since 2007. This compression signals strong investor confidence but raises alarms about potential overreach. Money managers are urging caution as the market reaches peak enthusiasm.

Matthew Mish of UBS and Matt Brill of Invesco discussed these dynamics on Bloomberg Real Yield. They highlighted that yield premiums have shrunk to just over one percentage point. This environment stems from persistent low interest rates and a belief in stable economic growth ahead.

The key question is whether this optimism is justified. With yields so tight, any economic shock could quickly hurt bondholders. Investors should watch for shifts in central bank policy and corporate earnings, which could test the market's current resilience.