Many people don't pay attention to bond markets, but they should — especially now. This is why they matter and why the drop in bond prices is signaling investor concerns about the U.S. economy.

Many people don't pay attention to bond markets, but they should — especially now. This is why they matter and why the drop in bond prices is signaling investor concerns about the…

Jim O'Neill considers the most plausible interpretations for a potentially concerning rise in yields.