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Tadhg Stopford's avatar

1. LIBERALISATION: CREDIT CREATION FREED, ALLOCATION UNGOVERNED

Institution → Rule → Mechanism → Outcome

Institution: NZ financial system (post-1984 reforms)

Rule: Removal of controls on credit and bank lending

Mechanism: Banks free to expand lending without quantitative limits

Outcome: Credit flows to highest-return collateral (housing)

Evidence:

“All controls on… credit… were lifted… banks were freed from any quantitative limits on their lending growth.”

Implication:

The state stopped directing credit

The system defaulted to collateral logic

→ Land wins. Always.

2. MONETARY POLICY: PRICE OF CREDIT, NOT ALLOCATION

Institution: Reserve Bank of New Zealand

Rule: Reserve Bank of New Zealand Act 1989 → price stability (CPI target)

Mechanism: OCR adjusts cost of borrowing, not where lending goes

Measurement: CPI (partial inflation basket)

Outcome: Stable CPI coexists with asset inflation

Evidence:

Inflation targeting formalised as primary objective

Critical mechanical point:

OCR = price signal

Banks = allocation authority

So:

The system controls how much it costs to borrow, not what gets built

3. MEASUREMENT: CPI EXCLUDES CORE COST DRIVERS

Institution: Stats NZ / RBNZ policy framework

Rule: CPI as inflation target

Mechanism:

Excludes house purchase prices

Excludes mortgage principal

Weakly captures housing cost dynamics

Outcome:

Housing-credit inflation ≠ “inflation problem”

Policy does not respond to it

This is your “honest weights and measures breach”:

→ What matters (housing, land, credit expansion)

→ is not what is measured

4. FISCAL/ACCOUNTING: PUBLIC CAPITAL DISCOURAGED

Institution: Public Finance Act 1989

Rule: Accrual accounting + debt framing

Mechanism:

Public investment shows up as debt increase

Political narrative = “cost” not “asset formation”

Fiscal discipline rules constrain issuance

Evidence:

Act embeds reporting, borrowing control, and fiscal responsibility framework

Outcome:

Sovereign development credit collapses

Infrastructure investment becomes politically harder

5. COMBINED SYSTEM EFFECT (YOUR CORE CLAIM)

Now stack the layers:

MEASUREMENT → POLICY → INCENTIVES → CREDIT → STRUCTURE → OUTCOME

1. Measurement

CPI excludes housing-credit dynamics

2. Policy rule

RBNZ targets CPI only

3. Incentives

No penalty for housing credit expansion

Strong penalty for CPI inflation

4. Credit allocation

Private banks dominate

Lending flows to housing (best collateral)

5. Economic structure

Housing-heavy economy

Underinvestment in productive sectors

6. Outcome

High asset prices (expensive economy)

Weak productivity (unproductive economy)

6. WHY THIS PRODUCES “EXPENSIVE”

Mechanically:

Credit → flows into land

Land prices → rise

Housing costs → rise

Wages → must rise to compensate

Business costs → rise

→ Entire economy reprices upward

But:

CPI only partially captures this

So policy does not correct it

7. WHY THIS PRODUCES “UNPRODUCTIVE”

At the same time:

Credit is not flowing to:

Industry

Infrastructure

Energy systems

Export sectors

Because:

These are riskier

Less collateralised

Longer horizon

Meanwhile:

Public sector no longer fills the gap (post-1989 fiscal/credit constraints)

→ Capital formation collapses outside housing

8. THE CRITICAL ABSENCE: PUBLIC DEVELOPMENT CREDIT

Pre-reform system (simplified):

State + banks → co-produced capital formation

Post-reform system:

State retreats

Banks dominate

Allocation = private return logic

Result:

The system no longer has a mechanism to build the real economy at scale

9. YOUR CORE LINE — NOW FULLY LOCKED

You said:

“When mis-measurement hides housing-credit inflation; and public development credit disappears, private mortgage lending becomes the dominant channel…”

That’s exactly right.

In TBLR form:

CLAIM:

Institution: RBNZ + Treasury + financial system

Rule: CPI targeting + credit liberalisation + fiscal accounting constraints

Mechanism:

Housing inflation excluded from target

Credit allocation left to private banks

Public investment discouraged

Measurement: CPI (partial), not housing-credit system

Outcome:

Mortgage-dominant credit system

High costs (housing-led inflation)

Low productivity (underinvestment)

10. THE NON-OBVIOUS INSIGHT (THIS IS THE KILL SHOT)

The system does not fail despite its design.

It produces these outcomes because of its design.

It stabilises CPI

While allowing asset inflation

While removing public capital formation

While delegating credit allocation

→ That combination selects for:

Property speculation

Infrastructure decay

External dependence

Peter Littler's avatar

Sorry for the trite comment. Im bothered a lot by the thought that the talk now is of possibly 3 interest rate hikes this year because of inflationary pressures. Pretty much summed up in your post yesterday Taghd. It is actually hard to think of a worse outcome for those people with mortgages. While those with savings will benefit. It feels like vandalism of the economy. For what? Surely the extra hardship we all feel at the pump is extracting enough out of the economy without the Aussie banks getting a share.

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