http://www.hedgeco.net/news/04/2015/sec-gives-million-dollar-whistleblower-award-to-compliance-officer.html

http://nypost.com/2015/04/26/flash-crasher-used-mf-global-for-spoofs/

http://www.reuters.com/article/2015/04/24/us-markets-stocks-usa-weekahead-idUSKBN0NF22F20150424

http://www.benzinga.com/general/education/15/04/5441043/options-arent-dangerous-people-are-debunking-4-myths

http://www.bloomberg.com/news/articles/2015-04-27/india-s-vix-index-rises-for-record-10th-day-on-demand-for-hedges

http://www.bloomberg.com/news/articles/2015-04-26/apple-volatility-bets-surge-in-options-market-as-buyback-beckons

http://www.bloomberg.com/news/articles/2015-04-23/how-not-to-diversify-and-other-lessons-of-the-technology-bubble

http://www.bloomberg.com/news/articles/2015-04-23/dot-com-nightmare-is-over-as-nasdaq-retakes-record-lost-in-2000

http://finance.yahoo.com/news/michael-lewis-crash-boys-090009367.html;_ylt=A0LEV7i.QjpV9nEAa0MnnIlQ

http://www.reuters.com/article/2015/04/23/flashcrash-trader-nasdaq-omx-idUSL1N0XK3L220150423

http://www.bloomberg.com/news/articles/2015-04-23/berkeley-s-hft-expert-buttresses-case-against-u-k-trader

http://www.bloomberg.com/news/articles/2015-04-23/deutsche-bank-trader-bittar-s-libor-messages-revealed-by-u-s-