Labour recently confirmed it aimed to campaign on the introduction of a capital gains tax on commercial and investment residential property.
Leader Chris Hipkins also claimed the money raised would be used to fund the health system, but questions have been raised over whether this proposal can work.
NZ Herald Wellington business editor Jenee Tibshraeny weighed up the idea, and whether Labour can be trusted to spend the money wisely.
LISTEN ABOVE

Katherine Rich: BusinessNZ CEO on the impact NZ First's proposed tax cut for small and medium businesses could have
09:03

Kerre Woodham: Are these election promises worth it to you?
04:37

Campbell Parker: DairyNZ CEO on Fonterra's positive annual result
02:16