http://www.bloomberg.com/news/articles/2015-06-02/yahoo-spinoff-shock-lingering-in-options-market-on-irs-concern

http://www.bloomberg.com/news/articles/2015-06-01/u-s-index-futures-little-changed-after-equities-weekly-decline

http://www.chicagotribune.com/business/breaking/ct-dennis-hastert-cme-pay-0602-biz-20150601-story.html

http://www.fow.com/3458341/Euronext-to-launch-volatility-contracts.html

http://ht.ly/2Zki5G

http://www.investopedia.com/articles/active-trading/053115/top-usregulated-option-brokers.asp

http://investorplace.com/2015/06/embrace-options-in-the-twtr-stock-fire-sale/#.VWxW3UYm8yo

http://www.bloomberg.com/news/articles/2015-06-01/bond-dealers-enfeebled-as-liquidity-breakdown-boosts-derivatives

http://www.bloomberg.com/news/articles/2015-06-01/india-options-wrap-vix-drops-to-six-week-low-while-nifty-jumps

http://www.reuters.com/article/2015/05/30/china-options-idUSL3N0YL05F20150530

http://online.barrons.com/articles/using-cheap-options-to-ease-fears-of-a-stock-market-plunge-1432953535

http://www.bloomberg.com/news/articles/2015-05-29/u-s-stocks-churned-higher-in-may-with-economy-in-slow-recovery