http://www.etftrends.com/2013/02/inverse-vix-etfs-rise-170-as-volatility-hits-five-year-low/

http://news.yahoo.com/sec-files-suit-against-unknown-traders-over-heinz-212639442–sector.html

http://www.zerohedge.com/news/2013-02-15/equity-volatility-plunges-17-year-low

http://www.bloomberg.com/news/2013-02-15/u-s-stock-options-with-biggest-changes-in-implied-volatility.html

http://www.bloomberg.com/news/2013-02-14/regulators-urged-to-focus-on-dodd-frank-before-too-big-to-fail.html

http://finance.yahoo.com/news/e-c-looks-trades-day-000512594.html;_ylt=AuDpggZhaUYz4iR33E4sOdmiuYdG;_ylu=X3oDMTRwMzAxOWxsBG1pdANGaW5hbmNlIEZQIFRvcCBTdG9yaWVzIG1peGVkIGxpc3QEcGtnAzFjNWJmODZmLTg5ZWMtM2JmOC05M2E5LWFhZGM2NTMxMzYzNwRwb3MDNgRzZWMDTWVkaWFCTGlzdE1peGVkTFBDQVRlbXAEdmVyA2E5ZWM0NzkzLTc3OGItMTFlMi1iNzQ3LTVmY2FhYTE5MTcwYg–;_ylg=X3oDMTFpNzk0NjhtBGludGwDdXMEbGFuZwNlbi11cwRwc3RhaWQDBHBzdGNhdANob21lBHB0A3NlY3Rpb25z;_ylv=3

http://www.advancedtrading.com/exchanges/cboe-would-consider-going-private-if-ben/240148643

http://wallstreetpit.com/98828-why-high-frequency-trading-is-not-a-problem/

http://online.barrons.com/article/SB50001424052748704852604578304102033636238.html?mod=BOL_options_home

http://www.huffingtonpost.com/2013/02/14/wall-street-derivatives_n_2681610.html

http://www.bloomberg.com/news/2013-02-14/crude-oil-options-volatility-declines-as-futures-rise-on-iran.html

http://blogs.wsj.com/marketbeat/2013/02/14/currency-fear-gauges-go-flat/