Jordan Williams: Polls are needed year-round

The latest 1News/Verian poll has both National and Labour down, while an RNZ-Reid poll done in the same week has National down and Labour up, and a Taxpayers' Union-Curia poll had both up.  You see the same with overlapping polls by different agencies showing significantly different results in preferred Prime Minister.  So why are polls done this far out from an election? LISTEN ABOVESee omnystudio.com/listener for privacy information.