http://news.goo.ne.jp/article/president/bizskills/president_13903.html

http://www.nikkei.com/article/DGXLASFS17H3W_X11C14A1EE8000/

http://www.tokyo-np.co.jp/article/national/news/CK2014111602000104.html?ref=rank

http://headlines.yahoo.co.jp/hl?a=20141118-00000067-jij-soci

http://headlines.yahoo.co.jp/hl?a=20141118-00000089-jij-soci