Radio interviews have moved to oliverhartwich.com

From November 2026, new radio interviews appear on my website at oliverhartwich.com/in-the-media/radio/, together with all earlier ones.

Podcast subscribers do not need to do anything. The feed at feeds.feedburner.com/OliverMarcHartwich now comes from the website.

This blog stays online but will not be updated.

What the 2026 election shows about MMP (Newstalk ZB)

 (9 November 2026) Dr Oliver Hartwich joined Kerre Woodham on Newstalk ZB to discuss what the 2026 election revealed about the flaws in MMP, drawing on his report Unravelling MMP.

Why New Zealand needs a fiscal watchdog (Radio NZ)

(2 November 2026) Dr Oliver Hartwich joined Wallace Chapman on RNZ's The Panel to make the case for an independent watchdog to cost election promises. 

ACT's plan to cut spending (Newstalk ZB)

(27 October 2026) Dr Oliver Hartwich discussed ACT's plan to cut government spending with Ryan Bridge. 

The business open letter on property rights (Newstalk ZB)

(23 September 2026) Dr Oliver Hartwich talked to Ryan Bridge about the open letter in which business leaders asked political parties to respect property rights. 

ACT's promise to reset government agencies (Newstalk ZB)

(17 August 2026) Mike Hosking interviewed Dr Oliver Hartwich on ACT's promise to reset government agencies. 

Why cash payments will not lift the birth rate (Radio NZ)

(3 August 2026) On RNZ's The Panel, Dr Oliver Hartwich explained why paying parents will not lift New Zealand's birth rate. 

How New Zealand ranks against 28 other countries (Newstalk ZB)

(22 July 2026) Newstalk ZB's news covered The New Zealand Initiative's report comparing New Zealand with 28 other countries, with comment from Dr Oliver Hartwich. 

Where New Zealand is winning and where it is falling behind (Newstalk ZB)

 (8 July 2026) Dr Oliver Hartwich talked to Mike Hosking about The New Zealand Initiative's report New Zealand by Numbers, which tracks the country's progress across more than 100 measures since 1970.

Putting rehabilitation first at ACC (Newstalk ZB)

 (24 June 2026) Dr Oliver Hartwich told Mike Hosking why ACC should make rehabilitation and getting people back to work its priority.

The case for a lower youth wage (Radio NZ)

(12 June 2026) On RNZ's The Panel, Dr Oliver Hartwich made the case for a lower youth wage to help young people into work. 

The Martian Audit (Newstalk ZB)

 (13 May 2026) Dr Oliver Hartwich joined Leighton Smith on his podcast to talk about The Martian Audit, his satirical novella in which Martian invaders are defeated by New Zealand's planning rules, consultation requirements and public service culture.

Reforming how public sector chief executives are chosen (Newstalk ZB)

(8 April 2026) Newstalk ZB's news carried Dr Oliver Hartwich's call to give ministers a say in choosing public sector chief executives, as in Germany. 

Ministerial power over department chief executives (Newstalk ZB)

(8 April 2026) Dr Oliver Hartwich told Ryan Bridge why ministers should have the power to appoint and dismiss their department chief executives.