The US Federal Reserve is expected to lower borrowing costs this week for the first time since the depths of the Great Recession.<br />It could inaugurate a series of quarter-percentage-point interest rate cuts that could stretch deep into next year.<br />Or, Reuters reports it could be something more limited. It's a difficult decision facing Fed policy makers.<br />Why? There's No clear consensus from Fed officials about why they need to cut rates in the first place.<br />The U.S. <br />
