http://www.bloomberg.com/news/articles/2016-01-13/u-s-index-futures-signal-three-day-relief-as-china-angst-eases

http://www.cboeoptionshub.com/2016/01/12/19327/

http://finance.yahoo.com/news/us-stocks-indexes-set-open-140253518.html

http://www.bloomberg.com/news/articles/2016-01-12/commodity-rout-spreading-pain-beyond-energy-companies-citi-says

http://www.irishexaminer.com/business/china-stock-trading-to-stay-messy-says-hedge-fund-375902.html

http://www.marketwatch.com/story/dow-futures-up-triple-digits-as-market-eyes-third-day-of-gains-2016-01-13?siteid=yhoof2

http://news.investors.com/investing-options/011216-789439-china-options-volatile.htm

http://www.wsj.com/articles/investors-in-market-volatility-enjoy-wild-ride-1452616426

http://research.tabbgroup.com/report/v13-058-unintended-consequences-tax-regulations-and-us-listed-options-market

http://www.forbes.com/sites/greatspeculations/2016/01/12/cme-group-trading-activity-slows-down-in-december-but-sets-volume-record-for-the-year/

http://www.barrons.com/articles/the-great-benefit-of-a-falling-stock-market-1452555296?tesla=y&_ga=1.242553794.1398705553.1452616755

http://www.bloomberg.com/news/articles/2016-01-12/corporate-credit-outlook-weakens-to-worst-since-crisis-s-p-says