Japan was the world's most admired economy in the '80s. Then it was the world's most despised economy in the '90s. By 1995, economists pointed their fingers and laughed – the world's most admired businessman had lost his left shoe.

But now, much of the world is barefoot. The US inflation rate has been going down since the early '80s and was cut in half since last year. It now hovers barely above zero. Surely Japan – where prices have been falling for two decades – has something to tell us. As we pointed out last week, the Nipponese have been in decline for the last 20 years – with lower stock prices, falling real estate prices, and a falling GDP. Even the population has been sliding for the last five years