This might explain why so many 'commentators' are claiming the government cant do what they've promised...
The last thing the “Sir Humphrey’s” at the top of our own civil service want, deeply imbued as they are with the neoliberal economic orthodoxy which has guided New Zealand public policy for more than 30 years, is for “their” ministers to begin searching back through the historical record to discover how, forty years ago, a newly-elected Labour Government responded to the needs of its people by – of all things – fulfilling them.
https://bowalleyroad.blogspot.co.nz/2018/02/the-data-is-simply-not-available.html