・今日の市況
http://jp.reuters.com/article/marketsNews/idJPnTK057915220110419
http://jp.reuters.com/article/marketsNews/idJPnTK057894220110419
・米国債格付け見通しをネガティブに
http://www.miller.co.jp/report/point/index.html
http://markethack.net/archives/51719433.html
http://marketwatcher.blog61.fc2.com/blog-entry-425.html
http://wholekernel.blogspot.com/2011/04/blog-post_19.html
・ECB利上げで岐路に立つ欧州経済
http://diamond.jp/articles/-/11943