http://www.bloombergquint.com/markets/2017/04/10/traders-bets-on-index-options-reflect-expectations-of-near-term-weakness

http://www.bloomberg.com/news/articles/2017-04-09/fed-s-big-unwind-risks-reigniting-u-s-bond-market-volatility

http://www.cboe.com/blogs/options-hub/2017/04/09/weekend-review-of-russell-2000-options-and-volatility—4-3-2017—4-7-2017

http://www.cnbc.com/2017/04/07/the-trump-rally-is-on-its-last-legs–heres-what-that-means-for-the-market.html?__source=yahoo%7Cfinance%7Cheadline%7Cheadline%7Cstory&par=yahoo&doc=104391785

http://gma.yahoo.com/deutsche-bank-ceo-says-shrinking-over-targets-prudent-141630532–sector.html

http://www.foxbusiness.com/markets/2017/04/07/cme-ceo-duffy-syria-strike-shot-across-bow-for-investors.html

http://www.bloomberg.com/gadfly/articles/2017-04-07/stocks-keep-calm-amid-the-carrying-on-about-the-economy

http://www.nytimes.com/2017/04/05/business/dealbook/wall-street-and-washington-a-new-love-affair.html?_r=0

http://finance.yahoo.com/news/us-stocks-futures-recover-drop-114259228.html

http://www.marketwatch.com/story/stock-market-set-to-slump-after-friday-jobs-report-disappoints-2017-04-07?siteid=yhoof2

http://www.reuters.com/article/us-usa-options-energy-idUSKBN1782UK

http://uk.reuters.com/article/uk-britain-eu-clearing-derivatives-idUKKBN1782CB