![[https://m.wsj.net/video/20190131/013119polarvortex4/013119polarvortex4_167x94.jpg]](https://m.wsj.net/video/20190131/013119polarvortex4/013119polarvortex4_167x94.jpg)
A slowing global economy and low inflation has central banks around the world rethinking plans to gradually pull back financial stimulus from markets and the banking system.
The role reversal could support the economy in the months ahead and bolster markets and sectors like housing and autos.
Central bankers have geared their messages toward... ...