Why are global investors so bearish on the yen? There are good reasons Japan’s currency should be gaining in value. Last month, the Bank of Japan (BOJ) raised interest rates to a 31-year high of 1 per cent and signalled it would continue increasing borrowing costs. Bond markets are currently pricing in a nearly 90 per cent probability of another increase by December. Nominal wages in Japan have risen by more than 3 per cent for four straight months, the longest streak since 1992. Moreover, the..