What will it take to foster competition in the supermarket sector and bring down prices at the checkout?
The government announced a suite of changes yesterday, including a new industry watchdog which will conduct annual reviews, compulsory unit pricing and a mandatory code of conduct.
This is in addition to new laws which will prohibit land-banking by supermarket chains, and ban exclusivity clauses in leases - meaning competitors can more easily find sites.
The Food and Grocery Council is warning it could be years before consumers see the benefits of increased supermarket competition.
Kathryn speaks with Tex Edwards, founder of the telecommunications company 2 Degrees, who's part of the consortium Northelia, looking at setting up a new supermarket chain.
He's also part of the lobby group Monopoly Watch.