http://www.cabot.net/Issues/CWA/Archives/2012/12/Call-Options-Income-Benefits.aspx

http://www.bloomberg.com/news/2012-12-28/exchange-regulation-needs-review-credit-suisse-says.html

http://www.etftrends.com/2012/12/exchange-traded-funds-of-the-year-inverse-vix-etfs/

http://www.marketintelligencecenter.com/articles/252488

http://www.marketwatch.com/story/should-you-bet-on-the-vix-fear-index-2012-12-28

https://theoptionsinsider.com/industry/?p=100005959&qcABC=1

http://www.forbes.com/sites/jjkinahan/2012/12/28/still-flying-into-housing-stocks-consider-this-options-strategy/

http://online.wsj.com/article/BT-CO-20121228-707290.html

http://finance.yahoo.com/news/investors-options-traders-turn-bearish-164856920.html

https://theoptionsinsider.com/unusualactivity/?p=100005938&qcABC=1

http://www.tabbforum.com/news/fund-industry-challenges-cftc-registration-rule

http://derivative-news.fincad.com/derivatives-news/ice-agreed-to-pay-750-million-termination-fee-to-nyse-if-deal-fails-2836/