Between 2019 and 2023, groceries went up in price by more than any other common household bill. High hopes were placed on new Grocery Commissioner Pierre van Heerden to boost competition, but he says the current tools are still not enough. In Focus on Politics this week, RNZ's Deputy Political Editor Craig McCulloch digs into the first report card from the Grocery Commissioner - and considers what is to come.

Go to this episode on rnz.co.nz for more details