AI has made borrowing more expensive – an expert explains how bond markets are changing

The global bond markets are a sensitive lot. And they’ve been having a particularly tricky time lately.

Spooked by high inflation, high interest rates and high levels of government debt across the world, those markets have become less stable over the summer. The prices of government bonds – what governments sell to investors – have gone down. And yields – the amount of interest governments need to pay to those investors over a set period of time – have gone up.

This means it’s now more expensive…

© La Conversation - mardi 29 septembre 2026