Herald on Sunday

FIVE MILLION AND COUNTING

Can we cope with new population boom?

- Liam Dann u@liamdann

Ihave become obsessed with a Statistics New Zealand press release from 2004.

It forecasts New Zealand’s population to hit 5.05 million people by 2050.

Google threw the document up randomly while I was looking for something else and it blew my mind.

Our population will hit five million next year.

We were at least 30 years out with our population expectatio­ns.

Now I can’t get past the notion that this miscalcula­tion holds the key to many of our social infrastruc­ture problems in 2019.

If that was the population assumption policymake­rs were using, then of course we have a housing shortage . . . of course our roads, our hospitals and our schools are crowded.

I’m not arguing against immigratio­n.

I accept there’s room for debate about numbers and pace, but in my lifetime this country has been vastly improved by more people and more cultural diversity.

The big issue is the failure of government­s, on all sides of the political fence, to plan for this level growth.

How did we get those forecasts so wrong?

Clearly that 2004 population projection was a run-of-the-mill press release at the time.

Reflecting the convention­al wisdom of the day, it hardly troubled headline writers.

The projection assumes that the population growth rate will slow steadily, because of the narrowing gap between births and deaths, and the annual net migration rate will be around 10,000.

It got the first bit right.

In fact, net migration has averaged about 25,000 for the past 15 years and has been closer to 50,000 for the past seven.

I’m not having a go at Stats NZ, either.

Forecasts are based on historic models. All we have to work with is hindsight.

Historical­ly, New Zealand went through extreme cycles of net migration gain and loss.

In the last third of the 20th century we experience­d regular recessions and suffered from “brain drain” as many of our youngest and brightest headed for Australia or the UK.

But that hasn’t happened this century. There was one short, shallow dip into negative territory between 2011 and 2012.

Something structural has changed.

New Zealand just isn’t a place people want to leave any more.

Young New Zealanders aren’t departing like they used to and the rest of the world is more interested in coming here.

What happened?

In a new book (Narrative

Economics), Nobel prize winning economist Robert Shiller puts the spotlight on the power of stories to change fortunes in ways that traditiona­l economics can miss.

I think the New Zealand story has changed in a profound and historic way over the past two decades.

Last century, New Zealand didn’t figure at all in the thinking of the Americans or the Chinese.

When we featured in British and Australian thinking, it was as a dreary colonial backwater.

If we had a place in the world it was very small and almost always on a sporting field or in a sheep joke. Fast forward to 2019.

New Zealand finds itself being cast as the “woke” capital of the world.

“Moving to New Zealand” has become a running joke for liberal celebritie­s talking about a Donald Trump win in 2020.

A Green MP says “Okay, Boomer” in Parliament and it makes The

 ??  ??
 ??  ?? Jacinda Ardern on the Late Show (right), Taika Waititi (far right).
Jacinda Ardern on the Late Show (right), Taika Waititi (far right).
 ?? Photos / 123RF; CBS; AP ??
Photos / 123RF; CBS; AP

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