(Bloomberg) -- The latest surge in long-term interest rates to the highest levels in 16 years adds to a lengthening list of headwinds threatening to blow the US economy off a soft-landing course.Most Read from BloombergChina Puts Evergrande’s Billionaire Founder Under Police ControlDimon Warns 7% Fed Rate Still Possible, Times of India SaysRepublican Moderates Turn to Rare Maneuver to Avoid Lengthy Government ShutdownCIA Builds Its Own Artificial Intelligence Tool in Rivalry With ChinaTrump Foun