http://www.etftrends.com/2012/11/high-yield-bond-etf-implied-volatility-skyrockets/

http://www.efinancialnews.com/story/2012-11-19/cme-strengthens-clearing-house-ahead-of-new-rules?mod=sectionheadlines-home-TT

http://online.wsj.com/article/SB10001424127887323622904578129210389143012.html

http://seekingalpha.com/article/1017081-waiting-for-a-santa-claus-rally

http://abcnews.go.com/Technology/wireStory/hedge-fund-buys-99-percent-stake-groupon-17764128#.UKuTbIbUmHg

http://www.nytimes.com/2012/11/20/opinion/a-step-back-for-derivatives-regulation.html

http://www.finalternatives.com/node/22138

http://www.cnbc.com/id/49891621

http://community.nasdaq.com/News/2012-11/why-is-the-vix-so-low.aspx?storyid=191187#.UKqUuobUmHg

http://finance.yahoo.com/news/options-traders-bet-against-small-152108002.html;_ylc=X3oDMTEwMnRzMjR0BF9TAzIwMjM4Mjc1MjQEZW1haWxJZAMxMzUzMzQwODQy

http://www.tabbforum.com/news/us-%27dark-pool%27-trades-up-by-50-percent-in-3-years

http://www.thetradenews.com/news/Trading___Execution/Algorithmic_Trading/The_mirage_of_error-free_trading.aspx