As the week draws to a close, there are three independent drivers in the foreign exchange market. The first two are the weakness in the yen and sterling. The third is the push higher in the euro. We had not expected the dollar to close above JPY90 in North America yesterday and it has not looked back. Comments from some Japanese officials, suggesting a dollar move to JPY100 would be acceptable. Prime Minister Abe apparently dissatisfied with the BOJ moves this week again threatens to revise the BOJ's charter, though his appointments in March-April could rectify the situation. (full story)