http://www.chicagobusiness.com/article/20150117/ISSUE01/301179981/futures-regulator-dogged-by-questions-on-conflicts-governance

http://www.reuters.com/article/2015/01/19/derivatives-eu-idUSL4N0UY3K120150119

http://www.bloomberg.com/news/2015-01-19/india-vix-rises-after-foreigners-buy-index-options-for-22-days.html

http://www.nasdaq.com/article/cmes-gfi-acquisition-bid-war-with-bgc-partners-sizzles-analyst-blog-cm433682

http://www.businessweek.com/news/2015-01-16/u-dot-s-dot-index-futures-sink-as-swiss-currency-fallout-roils-markets

http://www.bloomberg.com/news/2015-01-15/mayhem-erupts-on-trading-floors-after-snb-s-currency-shocker-.html

http://www.businessweek.com/news/2015-01-15/traders-with-5-billion-euros-in-put-options-hit-jackpot-on-franc

http://www.bloomberg.com/news/2015-01-15/new-zealand-currency-broker-closes-on-losses-after-swiss-shock.html

http://www.investing.com/analysis/this-is-exactly-how-markets-behave-right-before-they-crash-238526

http://www.chicagobusiness.com/article/20150115/NEWS01/150119902/cboe-considers-posting-employees-abroad

http://www.marketwatch.com/story/stocks-have-dropped-enough-to-turn-one-technician-all-out-bullish-2015-01-15

http://www.bloomberg.com/news/2015-01-16/swiss-stocks-blindside-traders-as-volatility-soars-70-.html