"Analysis has been conclusive": Nicola Willis holds firm on plan to split supermarkets
National's finance spokesperson is holding firm that breaking up Foodstuffs is the best solution.
If approved by the Commerce Commission, the party would carve off Pak'nSave from New World and Four Square to compete with each other and Woolworths.
Foodstuffs is promising to fight the plan, saying it could increase food prices by making business less efficient.
But Nicola Willis told Mike Hosking it's been a lengthy, analytical process.
She says there's no doubt this restructure would benefit the Kiwi shopper given how unusual our grocery sector is.
LISTEN ABOVE
Take your Radio, Podcasts and Music with you