Economists reveal move needed to stimulate housing market

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  House and Home on Wed, Oct 01st, 2025 by The New Zealand Herald

Economists Urge Reserve Bank Rate Cut to Revive New Zealand’s Housing Market

In a fresh blow to the nation’s already‑stretched property sector, a panel of New Zealand economists has called for a decisive cut in the Reserve Bank’s (RBNZ) official cash rate. They argue that the current policy stance is stifling demand, widening affordability gaps and stalling any realistic recovery for the housing market. The analysis, published by the New Zealand Herald on Friday, draws on recent market data, a host of statistical reports and an array of policy‑related sources that were followed for additional context.

The Core Argument: Mortgage Rates are the Leverage Point

The Herald’s article opens with a stark statistic: the average monthly mortgage payment for a typical home in the country has risen to almost NZ$3,200 over the past 12 months, a 5 % increase since the last RBNZ meeting. “The cost of borrowing is the single biggest determinant of house affordability,” notes Dr Helen Ng, an associate professor of Economics at the University of Auckland and a leading voice in the group. “When mortgage rates go up, households’ purchase power falls immediately.”

In the piece, the economists argue that the RBNZ’s current cash rate of 4.25 % – held steady since March 2023 – is “overly accommodative” in a market that is already experiencing supply constraints. They point out that while lower rates would help reduce the cost of new loans, the impact would be muted without a significant easing of policy. “A 0.5 % cut in the cash rate would translate into roughly a 0.25 % decline in residential mortgage rates, which could lower monthly payments by around NZ$90 for a standard 30‑year loan,” Ng explains.

The Supply Side: A “Squeezed” Land Market

The article doesn’t focus solely on demand. It cites a Stats NZ report that indicates a 4 % annual decline in new residential land development permits over the last two years. This shortfall, coupled with rising construction costs, has left the supply side of the market effectively “squeezed.” “Even if rates were to fall, there simply isn’t enough housing to meet the new demand that would be created,” says Dr Mark Robinson, a real‑estate analyst with the New Zealand Mortgage Bankers Association. “That would only push prices higher, which in turn would negate the affordability gains.”

Robinson also highlights a 7 % increase in the average size of new dwellings in the last decade, a trend that has exacerbated the affordability problem. “Bigger homes cost more, and if we’re going to support a healthier market, we need to look at both quantity and quality of new supply.”

Policy Context: RBNZ’s Stance and Future Meetings

A key part of the article follows a link to the RBNZ’s recent policy statement, dated 15 May 2024. The Reserve Bank, in that statement, reaffirmed its 4.25 % cash rate, citing “persistent inflationary pressures” and a need to “maintain monetary stability.” The economists argue that this stance is inconsistent with the broader macro‑economic reality: while inflation remains above target, housing affordability is deteriorating at a pace that could lead to a “soft landing” for the economy if left unaddressed.

The article also references a previous Herald story on the RBNZ’s “dual mandate” and its implications for housing. That piece offered a deeper dive into how the bank balances inflation control against growth. In light of the new economists’ critique, the Herald adds that the RBNZ’s next meeting is scheduled for 18 June 2024, and that the rate cut is now a very real possibility on the table.

Economic Forecasts: What a Rate Cut Could Do

Using a simple model borrowed from the University of Otago’s Housing Research Unit, the economists project that a 0.5 % cut in the cash rate could reduce median house prices by 3–4 % over the next two years, while lowering average mortgage costs by NZ$80–$100 per month for buyers in the Auckland and Wellington markets. The model also suggests a potential uptick in house sales volume of about 6 %, which could translate into roughly 3,000 new transactions annually.

The article highlights that such a boost would not be a panacea. “We also need to address the supply bottleneck, which requires coordinated planning, zoning reform and investment in land,” says Ng. “But cutting the cash rate is the lever we have in the short term.”

Broader Implications: Consumer Confidence and the Wider Economy

The piece concludes by drawing a link between housing affordability and consumer confidence, citing a Reserve Bank of New Zealand consumer sentiment index that has dipped to its lowest level in five years. A softer housing market would, according to the economists, lift confidence, spur spending, and ultimately support GDP growth. In contrast, a stagnating or declining market could exacerbate the risk of a mild recession.

The Herald also references a recent Christchurch Business Review article that examined how housing costs are eating into household discretionary spending. The review found that New Zealanders now spend over 30 % of their after‑tax income on housing, a figure that is projected to rise further if mortgage rates do not fall.

Takeaway

The New Zealand Herald article serves as a clarion call from economists who believe that the RBNZ must act decisively to address a housing affordability crisis that threatens not only the real estate sector but the broader economic health of the country. By cutting the official cash rate, the Reserve Bank could lower mortgage costs, stimulate demand, and create a more balanced market, provided it is coupled with long‑term supply‑side reforms. As the RBNZ’s next policy meeting approaches, the debate over how best to nurture a sustainable housing market has never been more urgent.