Imagine campaigning, in New Zealand, for the adoption of Finnish regulations on foreign direct investment into New Zealand. Everybody loves Finland - especially on the left. Or for regulations matching those in the Netherlands. Or Denmark. Heck, or even France. Stay away from any specifics about what the changes would mean - just point to how nice the Scandanavian countries are and let mood affiliation take care of the rest.
It would be a massive deregulation and liberalisation, but you wouldn't have to say that part too loudly. Via IRPP, here's how a few countries compare. New Zealand is 7th most restrictive on this measure. Only China, Myanmar, Saudi Arabia, Indonesia, Jordan, and India are worse.