Ahead of the May Budget, experts have noticed the Reserve Bank's balance sheet has grown over the years.
The value of assets held by the RBNZ has has quadrupled since 2019, peaking at $104 billion in February 2023.
NZ Herald Wellington business editor Jenee Tibshraeny explains what's causing all this.
LISTEN ABOVE

Enda Brady: UK correspondent speaks ahead of Trump appearance at NATO summit
03:54

Hamish McKay: The Country spokesperson on the impacts of the rain in Kaikōura
03:25

The Huddle: Should we be worried about China?
09:29