http://www.businessweek.com/news/2014-04-15/gm-traders-most-bearish-ever-versus-ford-on-rising-costs

http://www.futuresmag.com/2014/04/14/what-to-expect-from-the-vix?ref=hp

http://af.reuters.com/article/energyOilNews/idAFL2N0N323520140414

http://online.wsj.com/news/articles/SB10001424052702303887804579501881218287694?mod=WSJ_hp_LEFTWhatsNewsCollection&mg=reno64-wsj

http://www.investopedia.com/articles/active-trading/041414/use-knockout-options-lower-cost-hedging.asp

http://blogs.barrons.com/techtraderdaily/2014/04/14/intel-earnings-options-market-skeptical/?mod=BOLBlog

http://online.wsj.com/news/articles/SB10001424052702303663604579501630169295934?mod=dist_smartbrief

http://www.usatoday.com/story/money/business/2014/04/14/high-frequency-trading-cme-lawsuit/7708019/

http://www.cityam.com/article/1397522701/cme-wants-double-its-share-forex-trades-new-exchange

http://articles.chicagotribune.com/2014-04-13/business/ct-michael-lewis-hft-nabicht-oo-0413-20140413_1_high-frequency-trading-high-frequency-traders-a-wall-street-revolt

http://www.bloomberg.com/news/2014-04-14/nasdaq-ceo-says-michael-lewis-comments-on-hft-irresponsible-.html

http://www.ifre.com/derivatives-ice-to-clear-european-sovereign-cds/21141312.article