Trade over distance and the Auckland export paradox

What, exactly, does Auckland do to pay its way? Last year, I took a look at the geography of the New Zealand economy, finding that New Zealand’s three main cities accounted for at least 56% of GDP. Auckland alone accounted for at least 34% of economic activity – considerably more than the entirety of rural New Zealand: (By the way, these figures are likely to under-estimate the size and productivity of the Auckland economy.…
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The urban planning conundrum

Since I moved to Auckland, I’ve been trying to make sense of local trends in house prices. Why have they risen over the last decade? Will they keep going up, or crash back down to earth? What’s driving all this? Over the last few years, a lot of the focus has been put on the role of planning regulations in pushing up prices.…
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The moral case for immigration

In a post several weeks back, I talked about the economic case for immigration and population growth. In it, I hypothesised that: New Zealand has a strong feedback loop between net migration and economic growth. When growth prospects get worse – as they did in the 1970 and 1980s – it dissuades people from coming here and encourages Kiwis to leave for greener pastures.…
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“Ravenously space-hungry monsters”

Stu’s talk at an IPENZ forum the other week put forth a lot of smart critiques of and recommendations for the transport profession. I was particularly taken by this slide: Stu argues that failing to account for the “opportunity cost” associated with using valuable land for moving cars can lead us to misallocate resources.…
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Working paper: Trade-offs in urban planning

Back in April, I had the opportunity to present a paper on the economics of urban planning at the New Zealand Planning Institute’s annual conference. The paper, which benefited from the support of my employer, MRCagney, and discussions with a menagerie of planners and other economists, is now available online for anyone who’s interested.…
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