http://www.chicagobusiness.com/article/20150213/NEWS01/150219892/cme-seeks-to-quell-nymex-traders-concerns-over-pit-closures

http://www.bloomberg.com/news/articles/2015-02-12/hedgers-swarm-to-s-p-500-with-index-at-record-s-door-options

http://americasmarkets.usatoday.com/2015/02/12/smart-money-dumps-apple-buys-microsoft/

http://www.bloomberg.com/news/articles/2015-02-13/india-vix-heads-for-first-drop-in-six-weeks-as-stocks-rally

http://seekingalpha.com/article/2912816-volatility-brings-buy-write-etfs-into-focus

http://www.marketwatch.com/story/study-by-cftc-official-questions-legality-of-high-frequency-trading-practice-2015-02-12

http://www.bloomberg.com/news/articles/2015-02-13/options-windfall-greets-state-bank-of-india-bulls-who-bet-right

http://www.futuresmag.com/2015/02/12/tales-pit-100-you#.VN0OzsKZceg.twitter

http://www.reuters.com/article/2015/02/12/derivatives-regulation-idUSL1N0VM2GA20150212

http://www.sfgate.com/business/article/Traders-miss-the-roar-of-the-pits-6076250.php

http://www.bloomberg.com/news/articles/2015-02-11/russia-day-traders-ride-volatility-wave-with-steely-nerve

http://www.reuters.com/article/2015/02/11/us-sec-swaps-letter-idUSKBN0LF29U20150211