http://www.bloomberg.com/news/2014-02-20/vix-swings-widen-versus-s-p-500-as-volatility-etn-trading-jumps.html

http://www.ifre.com/derivatives-cftc-relief-dampens-icap-cross-border-headstart/21132180.article

http://www.reuters.com/article/2014/02/19/us-nasdaq-killswitch-idUSBREA1I1IR20140219?feedType=RSS&feedName=businessNews

http://blogs.wsj.com/moneybeat/2014/02/19/options-traders-poised-for-big-move-in-tesla/

http://www.tradersmagazine.com/news/sec-gains-power-to-take-profit-made-for-firms-in-insider-trading-112116-1.html

http://www.efinancialnews.com/story/2014-02-18/cme-and-asx-in-talks-over-clearing-link?ea9c8a2de0ee111045601ab04d673622

http://www.wallstreetandtech.com/it-infrastructure/down-the-data-rabbit-hole-with-the-cftc/240166149

http://www.investopedia.com/articles/active-trading/021814/overview-weather-derivatives.asp

http://www.bloomberg.com/news/2014-02-18/forest-labs-2-55-million-options-trade-doubles-money.html

http://www.bloomberg.com/news/2014-02-19/equity-volatility-wagers-jump-to-high-versus-gold-oil.html

http://www.tradersmagazine.com/news/chicago-fed-sees-risk-from-high-speed-trading-in-stock-market-112110-1.html

http://online.barrons.com/article/SB50001424053111903506304579374931040741494.html?mod=googlenews_barrons