Ernie Newman: Grocery commentator on supermarket mark-ups

The Commerce Commission's first annual grocery report shows New Zealand shoppers paid almost 20% margins on goods like bread, flour, and eggs.  Supermarkets are blaming price increases on rising supplier charges and the general cost of doing business, but grocery commentator Ernie Newman says he doesn't believe the supermarket narrative.  LISTEN ABOVESee omnystudio.com/listener for privacy information.