► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs<br /><br />The difference between short and long-dated Treasury yields is narrowing, a classic harbinger of an economic downturn, says the FT's US markets editor Robin Wigglesworth.<br /><br />For more video content from the Financial Times, visit http://www.FT.com/video<br /><br /><br />Twitter https://twitter.com/ftvideo<br />Facebook https://www.facebook.com/financialtimes
