What type of relationship does the Cook Islands have with New Zealand, and how does it benefit from this relationship? (Site 1)

The Cook Islands have an open relationship with the New Zealand and this relationship benefits the citizens of the Cook Island because they are free to live and work in New Zealand.

Explanation:

The Cook Islands is a representational democracy with a legislative system in an associated state association with New Zealand.

Executive authority is operated by the administration, with the Chief Minister as leader of the state.

It is self-governing in 'open relationship' with New Zealand. That indicates that while it conducts its matters, Cook Islanders are New Zealand residents who are open to living and work here.