A sharp increase in borrowing costs in the United States has pushed a key global financial indicator into uncharted and risky territory, signaling potential instability for markets worldwide. The benchmark measure, which reflects investor confidence and economic expectations, has now reached levels not seen in years, raising concerns among economists and policymakers. Analysts warn that sustained high costs could strain debt-laden economies and disrupt financial systems dependent on cheap credit. The shift underscores growing tensions between monetary policy tightening and the broader health of the global economy.


Rise in US borrowing costs takes world’s most important financial gauge into perilous territory