“An inverted yield curve has been a great tool to predict U.S. recessions, with the yield spread between three-month bills and 10-year notes falling below zero before each of the past seven slowdowns. But it doesn’t usually happen immediately. That means a recession could come in late 2019, in 2020, or even later. That probably doesn’t come as a surprise to most investors after one of the longest economic expansions in history.”
Read more: https://www.bloomberg.com/view/articles/2018-06-13/fed-decision-an-inverted-yield-curve-is-imminent