http://finance.yahoo.com/news/asian-shares-ease-weak-u-004521137.html
http://www.reuters.com/article/2013/04/04/us-japan-economy-boj-idUSBRE93216U20130404
http://news.chinatimes.com/world/11050401/132013040400853.html
http://news.chinatimes.com/world/11050401/132013040401061.html