Export-dependent Japan wants the carry trade back, apparently. A carry trade involves borrowing in a cheap currency to invest in one with a decent rate of return. The cheap currency of choice has been, for years, Japan. Recently there was much excitement that the mantle was passing to the USA. But Gillian Tett says Japan is fighting back.

The Japanese want the yen to be borrowed because it increases the quantity of yen and decreases its price. A lower yen means Japanese exports become more attractive internationally. Read more