http://ir.cboe.com/~/media/Files/C/CBOE-IR-V2/press-release/2018/cboe-global-markets-awarded-most-innovative-exchange-technology-2-9-18.pdf

http://www.investing.com/news/economic-indicators/us-wholesale-inventories-for-december-revised-higher-1222086

http://www.tradersmagazine.com/news/options/ceo-talk-occ-addresses-options-technology-and-cybersecurity-117256-1.html

http://www.yahoo.com/finance/news/slide-etfs-buy-apos-safe-164700062.html

http://www.cnbc.com/2018/02/09/stocks-making-the-biggest-moves-premarket-ups-fdx-amzn-qcom-nvda-atvi-aig-more.html

http://www.investing.com/news/economic-indicators/investor-brace-for-more-swings-as-us-inflation-specter-rises-1220178

http://www.investing.com/news/stock-market-news/wall-street-on-course-for-worst-week-in-six-years-1220905

http://www.cnbc.com/2018/02/08/gold-moves-on-safe-haven-buying-as-equities-drop.html

http://www.cnbc.com/2018/02/08/supply-fears-mount-in-oil-markets.html

http://www.investing.com/news/forex-news/top-5-things-to-know-in-the-market-on-friday-1220603

http://www.cnbc.com/2018/02/09/amazon-reportedly-launching-a-delivery-service-for-businesses.html

http://www.marketwatch.com/story/european-stocks-head-for-worst-week-in-2-years-as-global-selloff-rages-on-2018-02-09