Older readers will remember a catchy tune released by the Vapours in 1980 called Turning Japanese. Many economists are finding themselves humming it at present, because many developed economies appear to be sliding into a Japanese-style slump.
Japan's property market boomed in the late 1980s, then bust spectacularly in the early 1990s. Japan's stock market has fallen about 70 per cent since and its total economic output is now lower in nominal terms than it was in the early 1990s.
Over the following 10 years, the Bank of Japan slashed its interest rate to zero and held it there. An ageing population became increasingly worried about stocks and property, so they invested more of their savings in government bonds, driving long-term interest rates to 1 per cent.
Japan's politicians kept spending more on "bridges to nowhere" and propping up zombie banks. Many economists believe the only reason Japan didn't slide into a full depression was the growth of its biggest neighbour, China, and exports to the United States.
Now the US and European economies are showing a few Japanese symptoms, with slow growth and falling interest rates. New Zealand may join them if the problem can't be solved quickly. Here are five reasons they're turning Japanese: